Triton

la-proper noun

Trītōn m (genitive Trītōnis); third declension

Trītōn (canonical masculine)
Trītōnis (genitive)


Avernus

Avernus m sg (genitive Avernī); second declension

Avernī (genitive)
Avernus (nominative singular)
Avernī (genitive singular)
Avernō (dative singular)
Avernum (accusative singular)
Avernō (ablative singular)
Averne (singular vocative)
Avernī (locative singular)

Catalan: avern

English: Avernus

Galician: averno

Italian: Averno

Portuguese: averno

Spanish: averno

Ancient Greek ἄορνος (áornos), ἄϝορνος (áwornos, “birdless”), from ἀ- (a-, “without”) + ὄρνις (órnis, “bird”). The lack of birds was likely due to fatal gases like carbon dioxide seeping from the volcanically active lake.


Tatta

Tatta f sg (genitive Tattae); first declension

Tattae (genitive)
Tatta (nominative singular)
Tattae (genitive singular)
Tattae (dative singular)
Tattam (accusative singular)
Tattā (ablative singular)
Tatta (singular vocative)

Borrowed from Ancient Greek Τάττα (Tátta).

A large salt lake on the frontier between Lycaonia and Galatia, now the Lake Tuz


Stymphalus

Stymphālus m sg (genitive Stymphālī); second declension

Stymphālus (canonical masculine singular)
Stymphālī (genitive)
Stymphālus (nominative singular)
Stymphālī (genitive singular)
Stymphālō (dative singular)
Stymphālum (accusative singular)
Stymphālō (ablative singular)
Stymphāle (singular vocative)
Stymphālī (locative singular)

[s̠t̪ʏmˈpʰäːɫ̪ʊs̠]

From Ancient Greek Στύμφαλος (Stúmphalos).

A mountain, lake, and ancient town in Arcadia, in modern Greece


Ascanius

Ascanius m sg (genitive Ascaniī or Ascanī); second declension

Ascaniī (genitive)
Ascanī (genitive)
Ascanius (nominative singular)
Ascaniī (genitive singular)
Ascanī (genitive singular)
Ascaniō (dative singular)
Ascanium (accusative singular)
Ascaniō (ablative singular)
Ascanī (singular vocative)

A river and lake in Bithynia, mentioned by Pliny


Arethusa

Arethūsa f (genitive Arethūsae); first declension

Arethūsa (canonical feminine)
Arethūsae (genitive)
Arethūsa (nominative singular)
Arethūsae (genitive singular)
Arethūsae (dative singular)
Arethūsam (accusative singular)
Arethūsā (ablative singular)
Arethūsa (singular vocative)
Arethūsae (locative singular)

Translingual: Arethusa

[ärɛˈt̪ʰuːs̠ä]

From Ancient Greek Ἀρέθουσα (Aréthousa).

A lake in Armenia, through which the Tigris flows


Lemanus

Lemānus m sg (genitive Lemānī); second declension

Lemānus (canonical masculine singular)
Lemānī (genitive)
Lemānus (nominative singular)
Lemānī (genitive singular)
Lemānō (dative singular)
Lemānum (accusative singular)
Lemānō (ablative singular)
Lemāne (singular vocative)

Italian: Lemano


Lucrinus

Lucrīnus m sg (genitive Lucrīnī); second declension

Lucrīnus (canonical masculine singular)
Lucrīnī (genitive)
Lucrīnus (nominative singular)
Lucrīnī (genitive singular)
Lucrīnō (dative singular)
Lucrīnum (accusative singular)
Lucrīnō (ablative singular)
Lucrīne (singular vocative)

[ɫ̪ʊˈkriːnʊs̠]

A saltwater lake situated near Puteoli, in Campania


Fucinus

Fūcinus m sg (genitive Fūcinī); second declension

Fūcinus (canonical masculine singular)
Fūcinī (genitive)
Fūcinus (nominative singular)
Fūcinī (genitive singular)
Fūcinō (dative singular)
Fūcinum (accusative singular)
Fūcinō (ablative singular)
Fūcine (singular vocative)

Italian: Fucino

The largest lake of central Italy, situated in the territory of the Marsi, now completely drained


Simbruvium

Simbruvium n sg (genitive Simbruviī or Simbruvī); second declension

Simbruviī (genitive)
Simbruvī (genitive)
Simbruvium (nominative singular)
Simbruviī (genitive singular)
Simbruvī (genitive singular)
Simbruviō (dative singular)
Simbruvium (accusative singular)
Simbruviō (ablative singular)
Simbruvium (singular vocative)
Simbruviī (locative singular)

A lake formed by the river Anio, situated in the territory of the Aequi


Trasimenus

Trasimēnus m sg (genitive Trasimēnī); second declension

Trasimēnus (canonical masculine singular)
Trasimēnī (genitive)
Trasimēnus (nominative singular)
Trasimēnī (genitive singular)
Trasimēnō (dative singular)
Trasimēnum (accusative singular)
Trasimēnō (ablative singular)
Trasimēne (singular vocative)

Italian: Trasimeno


Larius

Lārius m sg (genitive Lāriī or Lārī); second declension

Lārius (canonical masculine singular)
Lāriī (genitive)
Lārī (genitive)
Lārius (nominative singular)
Lāriī (genitive singular)
Lārī (genitive singular)
Lāriō (dative singular)
Lārium (accusative singular)
Lāriō (ablative singular)
Lārī (singular vocative)

Italian: Lario

[ˈɫ̪äːriʊs̠]


Benacus

Bēnācus m sg (genitive Bēnācī); second declension

Bēnācus (canonical masculine singular)
Bēnācī (genitive)
Bēnācus (nominative singular)
Bēnācī (genitive singular)
Bēnācō (dative singular)
Bēnācum (accusative singular)
Bēnācō (ablative singular)
Bēnāce (singular vocative)

Italian: Benaco


Verbanus

Verbānus m sg (genitive Verbānī); second declension

Verbānus (canonical masculine singular)
Verbānī (genitive)
Verbānus (nominative singular)
Verbānī (genitive singular)
Verbānō (dative singular)
Verbānum (accusative singular)
Verbānō (ablative singular)
Verbāne (singular vocative)

Italian: Verbano

[u̯ɛrˈbäːnʊs̠]


Sebinus

Sēbīnus m sg (genitive Sēbīnī); second declension

Sēbīnus (canonical masculine singular)
Sēbīnī (genitive)
Sēbīnus (nominative singular)
Sēbīnī (genitive singular)
Sēbīnō (dative singular)
Sēbīnum (accusative singular)
Sēbīnō (ablative singular)
Sēbīne (singular vocative)

Italian: Sebino


Eupilis

Eupilis m sg (genitive Eupilis); third declension

Eupilis (genitive)
Eupilis (nominative singular)
Eupilis (genitive singular)
Eupilī (dative singular)
Eupilem (accusative singular)
Eupile (ablative singular)
Eupilis (singular vocative)

[ˈɛu̯pɪlʲɪs̠]

A small lake of Gallia Transpadana formed by the Lambrus, now the lake of Pusiano


Labeatis

Labeātis f sg (genitive Labeātidis); third declension

Labeātis (canonical feminine singular)
Labeātidis (genitive)
Labeātis (nominative singular)
Labeātidis (genitive singular)
Labeātidī (dative singular)
Labeātidem (accusative singular)
Labeātide (ablative singular)
Labeātis (singular vocative)

From Labeātes, the name of the local tribe.


Pelso

Pelsō m sg (genitive Pelsōnis); third declension

Pelsō (canonical masculine singular)
Pelsōnis (genitive)
Pelsō (nominative singular)
Pelsōnis (genitive singular)
Pelsōnī (dative singular)
Pelsōnem (accusative singular)
Pelsōne (ablative singular)
Pelsō (singular vocative)

Compare Serbo-Croatian pleso (“flooded valley”).


Ciminus

Ciminus m sg (genitive Ciminī); second declension

Ciminī (genitive)
Ciminus (nominative singular)
Ciminī (genitive singular)
Ciminō (dative singular)
Ciminum (accusative singular)
Ciminō (ablative singular)
Cimine (singular vocative)

Italian: Cimino

A lake in Etruria near Sutrium, now Lago di Vico


Regillus

Rēgillus m sg (genitive Rēgillī); second declension

Rēgillus (canonical masculine singular)
Rēgillī (genitive)
Rēgillus (nominative singular)
Rēgillī (genitive singular)
Rēgillō (dative singular)
Rēgillum (accusative singular)
Rēgillō (ablative singular)
Rēgille (singular vocative)

Italian: Regillo

[reːˈɡɪlːʲʊs̠]

Lucius Aemilius Regillus, a Roman admiral


Regillus

[reːˈɡɪlːʲʊs̠]


Lerna

Lerna f sg (genitive Lernae); first declension

Lernae (genitive)
Lerna (nominative singular)
Lernae (genitive singular)
Lernae (dative singular)
Lernam (accusative singular)
Lernā (ablative singular)
Lerna (singular vocative)

Borrowed from Ancient Greek Λέρνη (Lérnē).

an ancient marshy region and former lake situated near Argos in modern southern Greece, famous as the abode of the Hydra


Copais

Cōpāïs f sg (genitive Cōpāïdis); third declension

Cōpāïs (canonical feminine singular)
Cōpāïdis (genitive)
Cōpāïs (nominative singular)
Cōpāïdis (genitive singular)
Cōpāïdī (dative singular)
Cōpāïdem (accusative singular)
Cōpāïde (ablative singular)
Cōpāïs (singular vocative)

[koːˈpäːɪs̠]

Borrowed from Ancient Greek Κωπᾱῐ̈́ς (Kōpāĭ̈́s).


Boebeis

Boebēis f sg (genitive Boebēidos); third declension

Boebēis (canonical feminine singular)
Boebēidos (genitive)
Boebēis (nominative singular)
Boebēidos (genitive singular)
Boebēidī (dative singular)
Boebēida (accusative singular)
Boebēide (ablative singular)
Boebēis (singular vocative)
Boebēi (singular vocative)

Borrowed from Ancient Greek Βοιβηΐς (Boibēḯs).

A lake of Thessaly situated near Mount Ossa


Bolbe

Bolbē f sg (genitive Bolbēs); first declension

Bolbē (canonical feminine singular)
Bolbēs (genitive)
Bolbē (nominative singular)
Bolbēs (genitive singular)
Bolbae (dative singular)
Bolbēn (accusative singular)
Bolbē (ablative singular)
Bolbē (singular vocative)
Bolbae (locative singular)

Borrowed from Ancient Greek Βόλβη (Bólbē).

A lake of Mygdonia situated near the sea


Cercinitis

Cercīnītis f sg (genitive Cercīnītidis); third declension

Cercīnītis (canonical feminine singular)
Cercīnītidis (genitive)
Cercīnītis (nominative singular)
Cercīnītidis (genitive singular)
Cercīnītidī (dative singular)
Cercīnītidem (accusative singular)
Cercīnītide (ablative singular)
Cercīnītis (singular vocative)

Borrowed from Ancient Greek Κερκινῖτις (Kerkinîtis).

A lake of Macedonia formed by the river Strymon


Bistonis

Bistonis f sg (genitive Bistonidis); third declension

Bistonidis (genitive)
Bistonis (nominative singular)
Bistonidis (genitive singular)
Bistonidī (dative singular)
Bistonidem (accusative singular)
Bistonide (ablative singular)
Bistonis (singular vocative)

[ˈbɪs̠t̪ɔnɪs̠]

Borrowed from Ancient Greek Βιστονίς (Bistonís).


Ismaris

Ismaris f sg (genitive Ismaridis); third declension

Ismaridis (genitive)
Ismaris (nominative singular)
Ismaridis (genitive singular)
Ismaridī (dative singular)
Ismaridem (accusative singular)
Ismaride (ablative singular)
Ismaris (singular vocative)

[ˈɪs̠märɪs̠]

Borrowed from Ancient Greek Ἰσμαρίς (Ismarís).

A small lake of Thrace situated near Maronea


Pistyrus

Pistyrus m sg (genitive Pistyrī); second declension

Pistyrī (genitive)
Pistyrus (nominative singular)
Pistyrī (genitive singular)
Pistyrō (dative singular)
Pistyrum (accusative singular)
Pistyrō (ablative singular)
Pistyre (singular vocative)
Pistyrī (locative singular)

[ˈpɪs̠t̪ʏrʊs̠]

Borrowed from Ancient Greek Πίστυρος (Písturos).


Halmyris

Halmyris f sg (genitive Halmyridis); third declension

Halmyridis (genitive)
Halmyris (nominative singular)
Halmyridis (genitive singular)
Halmyridī (dative singular)
Halmyridem (accusative singular)
Halmyride (ablative singular)
Halmyris (singular vocative)

Borrowed from Ancient Greek Ἅλμυρις (Hálmuris).


Buces

Bucēs m sg (genitive Bucis); third declension

Bucēs (canonical masculine singular)
Bucis (genitive)
Bucēs (nominative singular)
Bucis (genitive singular)
Bucī (dative singular)
Bucem (accusative singular)
Buce (ablative singular)
Bucēs (singular vocative)

Borrowed from Ancient Greek Βύκης (Búkēs).

A lake separated from the Sea of Azov by a ridge of rock


Trogitis

Trōgītis f sg (genitive Trōgītidis); third declension

Trōgītis (canonical feminine singular)
Trōgītidis (genitive)
Trōgītis (nominative singular)
Trōgītidis (genitive singular)
Trōgītidī (dative singular)
Trōgītidem (accusative singular)
Trōgītide (ablative singular)
Trōgītis (singular vocative)

[t̪roːˈɡiːt̪ɪs̠]

Borrowed from Ancient Greek Τρωγῖτις (Trōgîtis).

A small lake of Pisidia mentioned by Strabo


Zotha

Zotha ? sg (genitive Zothae); first declension

Zothae (genitive)
Zotha (nominative singular)
Zothae (genitive singular)
Zothae (dative singular)
Zotham (accusative singular)
Zothā (ablative singular)
Zotha (singular vocative)

[ˈd̪͡z̪ɔt̪ʰä]

in qua Alexander Alexandriam condiderat, qua diruta a barbaris Antiochus Seleuci filius eodem loco restituit Syrianam interfluente Margo, qui corrivatur in Zotha lacu; maluerat illam Antiochiam appellari.

c. 77 CE – 79 CE, Pliny the Elder, Naturalis Historia 6.18.47

This place having been destroyed by the barbarians, Antiochus,the son of Seleucus, rebuilt it on the same site as a Syrian city. For, seeing that it was watered by the Margus, which passes through it, and is afterwards divided into a number of streams for the irrigation of the district of Zothale, he restored it, but preferred giving it the name of Antiochia.

(hapax) A lake or river of Margiana, Central Asia, mentioned by Pliny


Megisba

Megisba f sg (genitive Megisbae); first declension

Megisbae (genitive)
Megisba (nominative singular)
Megisbae (genitive singular)
Megisbae (dative singular)
Megisbam (accusative singular)
Megisbā (ablative singular)
Megisba (singular vocative)


Aretissa

Aretissa f sg (genitive Aretissae); first declension

Aretissae (genitive)
Aretissa (nominative singular)
Aretissae (genitive singular)
Aretissae (dative singular)
Aretissam (accusative singular)
Aretissā (ablative singular)
Aretissa (singular vocative)

[ärɛˈt̪ɪs̠ːä]


Lacus Magni

la-noun

Lacūs Magnī m pl (genitive Lacuum Magnōrum); fourth declension

Lacūs Magnī (canonical masculine plural)
Lacuum Magnōrum (genitive)
Lacūs Magnī (nominative plural)
Lacuum Magnōrum (genitive plural)
Lacubus Magnīs (dative plural)
Lacūs Magnōs (accusative plural)
Lacubus Magnīs (ablative plural)
Lacūs Magnī (plural vocative)

[ˈɫ̪äkuːs̠ ˈmäŋniː]


Mare tranquillitatis

la-proper noun

Mare tranquillitātis n sg (genitive Maris tranquillitātis); third declension

Mare tranquillitātis (canonical neuter singular)
Maris tranquillitātis (genitive)

mare + tranquillitātis. From Mare Tranquilitatis (spelled with one L). Coined by Italian Jesuit astronomer Giovanni Battista Riccioli, by labelling a map created by Italian Jesuit optician Francesco Maria Grimaldi, and then published in 1651 in the Almagestum Novum.

Sea of Tranquility
Sea of Tranquility#English

(planetology) Sea of Tranquility (a basin in Nearside, Moon, Earth, Solar System)

en:Almagestum Novum
en:Francesco Maria Grimaldi
en:Giovanni Battista Riccioli


Oceanus procellarum

Ōceanus procellārum m sg (genitive Ōceanī procellārum); second declension

Ōceanus procellārum (canonical masculine singular)
Ōceanī procellārum (genitive)

ōceanus + procellārum. From Ōceanus Procellārum. Coined by Italian Jesuit astronomer Giovanni Battista Riccioli, by labelling a map created by Italian Jesuit optician Francesco Maria Grimaldi, and then published in 1651 in the Almagestum novum.

Oceanus Procellarum
Oceanus Procellarum#Translingual

(planetology) The Ocean of Storms (“Oceanus Procellarum”): a basin in Nearside, Moon, Earth, Solar System.

en:Almagestum novum
en:Francesco Maria Grimaldi
en:Giovanni Battista Riccioli


Mare procellarum

Mare procellārum n sg (genitive Maris procellārum); third declension

Mare procellārum (canonical neuter singular)
Maris procellārum (genitive)

Blend of mare + Ōceanus procellārum. Variation of Ōceanus procellārum; replacement of the rare "ōceanus" with the common "mare", where many features on the Moon are called the 'mare' (the maria), and only this one feature is called 'ōceanus'.

Mare Procellarum
Mare Procellarum#Translingual

Ōceanus procellārum
Oceanus procellarum#Latin

(planetology) The Sea of Storms (“Mare Procellarum”): Synonym of Ōceanus procellārum; a basin in Nearside, Moon, Earth, Solar System


Bollmen Lacus

ref

Svenskt ortnamnslexikon (2016), page 43, by Swedish Institute for Language and Folklore and Uppsala University Department of Scandinavian Languages

A lake in Finnveden, later Småland, Sweden; today's Bolmen.