See optach in All languages combined, or Wiktionary
{
"etymology_templates": [
{
"args": {
"1": "ga",
"2": "la-med",
"3": "opticus"
},
"expansion": "Medieval Latin opticus",
"name": "der"
},
{
"args": {
"1": "ga",
"2": "grc",
"3": "ὀπτικός",
"t": "of seeing"
},
"expansion": "Ancient Greek ὀπτικός (optikós, “of seeing”)",
"name": "der"
},
{
"args": {
"1": "ga",
"2": "-ach",
"pos": "adjective"
},
"expansion": "-ach",
"name": "af"
}
],
"etymology_text": "From Medieval Latin opticus, from Ancient Greek ὀπτικός (optikós, “of seeing”). Partially calqued, substituting the native adjectival suffix -ach.",
"forms": [
{
"form": "optaigh",
"tags": [
"genitive",
"masculine",
"singular"
]
},
{
"form": "optaí",
"tags": [
"feminine",
"genitive",
"singular"
]
},
{
"form": "optacha",
"tags": [
"plural"
]
},
{
"form": "no-table-tags",
"source": "declension",
"tags": [
"table-tags"
]
},
{
"form": "l-self",
"source": "declension",
"tags": [
"inflection-template"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"masculine",
"nominative",
"singular"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"feminine",
"nominative",
"singular"
]
},
{
"form": "optacha",
"source": "declension",
"tags": [
"error-unrecognized-form",
"nominative",
"plural"
]
},
{
"form": "optaigh",
"source": "declension",
"tags": [
"masculine",
"singular",
"vocative"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"feminine",
"singular",
"vocative"
]
},
{
"form": "optacha",
"source": "declension",
"tags": [
"error-unrecognized-form",
"plural",
"vocative"
]
},
{
"form": "optaigh",
"source": "declension",
"tags": [
"genitive",
"masculine",
"singular"
]
},
{
"form": "optaí",
"source": "declension",
"tags": [
"feminine",
"genitive",
"singular"
]
},
{
"form": "optacha",
"source": "declension",
"tags": [
"error-unrecognized-form",
"genitive",
"plural"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"error-unrecognized-form",
"genitive",
"plural"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"dative",
"masculine",
"singular"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"dative",
"feminine",
"singular"
]
},
{
"form": "optaigh",
"source": "declension",
"tags": [
"archaic",
"dative",
"feminine",
"singular"
]
},
{
"form": "optacha",
"source": "declension",
"tags": [
"dative",
"error-unrecognized-form",
"plural"
]
},
{
"form": "níos optaí",
"source": "declension",
"tags": [
"comparative",
"error-unrecognized-form"
]
},
{
"form": "is optaí",
"source": "declension",
"tags": [
"error-unrecognized-form",
"superlative"
]
},
{
"form": "no-table-tags",
"source": "mutation",
"tags": [
"table-tags"
]
},
{
"form": "ga-mut",
"source": "mutation",
"tags": [
"inflection-template"
]
},
{
"form": "optach",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
},
{
"form": "n-optach",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
},
{
"form": "hoptach",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
},
{
"form": "-",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
}
],
"head_templates": [
{
"args": {
"1": "ga",
"10": "optacha",
"11": "",
"12": "{{{pl2}}}",
"13": "",
"14": "",
"15": "",
"16": "",
"2": "adjective",
"3": "genitive singular masculine",
"4": "optaigh",
"5": "genitive singular feminine",
"6": "optaí",
"7": "",
"8": "{{{gsf2}}}",
"9": "plural",
"altform": "",
"head": ""
},
"expansion": "optach (genitive singular masculine optaigh, genitive singular feminine optaí, plural optacha)",
"name": "head"
},
{
"args": {
"gsf": "optaí",
"gsm": "optaigh",
"pl": "~a"
},
"expansion": "optach (genitive singular masculine optaigh, genitive singular feminine optaí, plural optacha)",
"name": "ga-adj"
}
],
"inflection_templates": [
{
"args": {},
"name": "ga-mut"
}
],
"lang": "Irish",
"lang_code": "ga",
"pos": "adj",
"senses": [
{
"categories": [
{
"kind": "other",
"name": "Irish adjectives suffixed with -ach",
"parents": [],
"source": "w"
},
{
"kind": "other",
"name": "Irish entries with incorrect language header",
"parents": [],
"source": "w"
},
{
"kind": "other",
"name": "Pages with 1 entry",
"parents": [],
"source": "w"
},
{
"kind": "other",
"name": "Pages with entries",
"parents": [],
"source": "w"
}
],
"glosses": [
"optic"
],
"id": "en-optach-ga-adj-Nt5RbMl8",
"links": [
[
"optic",
"optic"
]
],
"related": [
{
"english": "opto-",
"translation": "opto-",
"word": "opta-"
},
{
"tags": [
"feminine"
],
"topics": [
"optics",
"physics",
"engineering",
"physical-sciences",
"natural-sciences"
],
"word": "optaic"
},
{
"english": "optical",
"tags": [
"adjective"
],
"translation": "optical",
"word": "optúil"
}
]
}
],
"sounds": [
{
"ipa": "/ˈɔpˠt̪ˠəx/",
"tags": [
"Connacht"
]
},
{
"ipa": "/ˈɔpˠt̪ˠa(x)/",
"tags": [
"Ulster"
]
}
],
"word": "optach"
}
{
"etymology_templates": [
{
"args": {
"1": "ga",
"2": "la-med",
"3": "opticus"
},
"expansion": "Medieval Latin opticus",
"name": "der"
},
{
"args": {
"1": "ga",
"2": "grc",
"3": "ὀπτικός",
"t": "of seeing"
},
"expansion": "Ancient Greek ὀπτικός (optikós, “of seeing”)",
"name": "der"
},
{
"args": {
"1": "ga",
"2": "-ach",
"pos": "adjective"
},
"expansion": "-ach",
"name": "af"
}
],
"etymology_text": "From Medieval Latin opticus, from Ancient Greek ὀπτικός (optikós, “of seeing”). Partially calqued, substituting the native adjectival suffix -ach.",
"forms": [
{
"form": "optaigh",
"tags": [
"genitive",
"masculine",
"singular"
]
},
{
"form": "optaí",
"tags": [
"feminine",
"genitive",
"singular"
]
},
{
"form": "optacha",
"tags": [
"plural"
]
},
{
"form": "no-table-tags",
"source": "declension",
"tags": [
"table-tags"
]
},
{
"form": "l-self",
"source": "declension",
"tags": [
"inflection-template"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"masculine",
"nominative",
"singular"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"feminine",
"nominative",
"singular"
]
},
{
"form": "optacha",
"source": "declension",
"tags": [
"error-unrecognized-form",
"nominative",
"plural"
]
},
{
"form": "optaigh",
"source": "declension",
"tags": [
"masculine",
"singular",
"vocative"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"feminine",
"singular",
"vocative"
]
},
{
"form": "optacha",
"source": "declension",
"tags": [
"error-unrecognized-form",
"plural",
"vocative"
]
},
{
"form": "optaigh",
"source": "declension",
"tags": [
"genitive",
"masculine",
"singular"
]
},
{
"form": "optaí",
"source": "declension",
"tags": [
"feminine",
"genitive",
"singular"
]
},
{
"form": "optacha",
"source": "declension",
"tags": [
"error-unrecognized-form",
"genitive",
"plural"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"error-unrecognized-form",
"genitive",
"plural"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"dative",
"masculine",
"singular"
]
},
{
"form": "optach",
"source": "declension",
"tags": [
"dative",
"feminine",
"singular"
]
},
{
"form": "optaigh",
"source": "declension",
"tags": [
"archaic",
"dative",
"feminine",
"singular"
]
},
{
"form": "optacha",
"source": "declension",
"tags": [
"dative",
"error-unrecognized-form",
"plural"
]
},
{
"form": "níos optaí",
"source": "declension",
"tags": [
"comparative",
"error-unrecognized-form"
]
},
{
"form": "is optaí",
"source": "declension",
"tags": [
"error-unrecognized-form",
"superlative"
]
},
{
"form": "no-table-tags",
"source": "mutation",
"tags": [
"table-tags"
]
},
{
"form": "ga-mut",
"source": "mutation",
"tags": [
"inflection-template"
]
},
{
"form": "optach",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
},
{
"form": "n-optach",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
},
{
"form": "hoptach",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
},
{
"form": "-",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
}
],
"head_templates": [
{
"args": {
"1": "ga",
"10": "optacha",
"11": "",
"12": "{{{pl2}}}",
"13": "",
"14": "",
"15": "",
"16": "",
"2": "adjective",
"3": "genitive singular masculine",
"4": "optaigh",
"5": "genitive singular feminine",
"6": "optaí",
"7": "",
"8": "{{{gsf2}}}",
"9": "plural",
"altform": "",
"head": ""
},
"expansion": "optach (genitive singular masculine optaigh, genitive singular feminine optaí, plural optacha)",
"name": "head"
},
{
"args": {
"gsf": "optaí",
"gsm": "optaigh",
"pl": "~a"
},
"expansion": "optach (genitive singular masculine optaigh, genitive singular feminine optaí, plural optacha)",
"name": "ga-adj"
}
],
"inflection_templates": [
{
"args": {},
"name": "ga-mut"
}
],
"lang": "Irish",
"lang_code": "ga",
"pos": "adj",
"related": [
{
"english": "opto-",
"translation": "opto-",
"word": "opta-"
},
{
"tags": [
"feminine"
],
"topics": [
"optics",
"physics",
"engineering",
"physical-sciences",
"natural-sciences"
],
"word": "optaic"
},
{
"english": "optical",
"tags": [
"adjective"
],
"translation": "optical",
"word": "optúil"
}
],
"senses": [
{
"categories": [
"Irish adjectives",
"Irish adjectives suffixed with -ach",
"Irish entries with incorrect language header",
"Irish lemmas",
"Irish terms derived from Ancient Greek",
"Irish terms derived from Medieval Latin",
"Pages with 1 entry",
"Pages with entries"
],
"glosses": [
"optic"
],
"links": [
[
"optic",
"optic"
]
]
}
],
"sounds": [
{
"ipa": "/ˈɔpˠt̪ˠəx/",
"tags": [
"Connacht"
]
},
{
"ipa": "/ˈɔpˠt̪ˠa(x)/",
"tags": [
"Ulster"
]
}
],
"word": "optach"
}
Download raw JSONL data for optach meaning in Irish (4.3kB)
{
"called_from": "inflection/735",
"msg": "inflection table: unrecognized header: 'strong noun'",
"path": [
"optach"
],
"section": "Irish",
"subsection": "adjective",
"title": "optach",
"trace": ""
}
{
"called_from": "inflection/735",
"msg": "inflection table: unrecognized header: 'weak noun'",
"path": [
"optach"
],
"section": "Irish",
"subsection": "adjective",
"title": "optach",
"trace": ""
}
{
"called_from": "inflection/865",
"msg": "inflection table: IF WITHOUT ELSE EVALS False: optach/Irish 'radical' base_tags=set()",
"path": [
"optach"
],
"section": "Irish",
"subsection": "adjective",
"title": "optach",
"trace": ""
}
{
"called_from": "inflection/735",
"msg": "inflection table: unrecognized header: 'eclipsis'",
"path": [
"optach"
],
"section": "Irish",
"subsection": "adjective",
"title": "optach",
"trace": ""
}
{
"called_from": "inflection/865",
"msg": "inflection table: IF WITHOUT ELSE EVALS False: optach/Irish 'with h-prothesis' base_tags={'error-unrecognized-form'}",
"path": [
"optach"
],
"section": "Irish",
"subsection": "adjective",
"title": "optach",
"trace": ""
}
{
"called_from": "inflection/865",
"msg": "inflection table: IF WITHOUT ELSE EVALS False: optach/Irish 'with t-prothesis' base_tags={'error-unrecognized-form'}",
"path": [
"optach"
],
"section": "Irish",
"subsection": "adjective",
"title": "optach",
"trace": ""
}
This page is a part of the kaikki.org machine-readable Irish dictionary. This dictionary is based on structured data extracted on 2026-02-01 from the enwiktionary dump dated 2026-01-01 using wiktextract (f492ef9 and 9905b1f). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.
If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.