"synapsid" meaning in English

See synapsid in All languages combined, or Wiktionary

Adjective

IPA: /sɪˈnapsɪd/ [UK]
Etymology: From translingual Synapsida, from syn- + Ancient Greek ἁψίς (hapsís, “arch”). Etymology templates: {{der|en|mul|Synapsida}} translingual Synapsida, {{der|en|grc|ἁψίς||arch}} Ancient Greek ἁψίς (hapsís, “arch”) Head templates: {{en-adj|-}} synapsid (not comparable)
  1. Pertaining to the class Synapsida, of animals which have an opening low in the skull roof behind each eye, leaving a bony arch beneath each. Tags: not-comparable
    Sense id: en-synapsid-en-adj-Lu2scPXJ Categories (other): English entries with incorrect language header, Entries with translation boxes, Terms with French translations, Terms with Polish translations Disambiguation of English entries with incorrect language header: 45 55 Disambiguation of Entries with translation boxes: 49 51 Disambiguation of Terms with French translations: 45 55 Disambiguation of Terms with Polish translations: 50 50

Noun

IPA: /sɪˈnapsɪd/ [UK] Forms: synapsids [plural]
Etymology: From translingual Synapsida, from syn- + Ancient Greek ἁψίς (hapsís, “arch”). Etymology templates: {{der|en|mul|Synapsida}} translingual Synapsida, {{der|en|grc|ἁψίς||arch}} Ancient Greek ἁψίς (hapsís, “arch”) Head templates: {{en-noun}} synapsid (plural synapsids)
  1. Any animal (all mammals) of the class Synapsida. Synonyms: mammal-like reptile [dated], stem mammal Translations (member of the Synapsida): synapside [masculine] (French), synapsyd [masculine] (Polish)
    Sense id: en-synapsid-en-noun-jMSLQ4gg Categories (other): English entries with incorrect language header, Entries with translation boxes, Pages with 1 entry, Pages with entries, Terms with French translations, Terms with Polish translations, Vertebrates Disambiguation of English entries with incorrect language header: 45 55 Disambiguation of Entries with translation boxes: 49 51 Disambiguation of Pages with 1 entry: 40 60 Disambiguation of Pages with entries: 42 58 Disambiguation of Terms with French translations: 45 55 Disambiguation of Terms with Polish translations: 50 50 Disambiguation of Vertebrates: 29 71

Inflected forms

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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-02-14 from the enwiktionary dump dated 2026-02-01 using wiktextract (f492ef9 and 59dc20b). 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.