| Noun | 1. | cognate - one related by blood or origin; especially on sharing an ancestor with another |
| 2. | cognate - a word is cognate with another if both derive from the same word in an ancestral language word - a unit of language that native speakers can identify; "words are the blocks from which sentences are made"; "he hardly said ten words all morning" | |
| Adj. | 1. | cognate - related in nature; "connate qualities" related, related to - being connected either logically or causally or by shared characteristics ; "painting and the related arts"; "school-related activities"; "related to micelle formation is the...ability of detergent actives to congregate at oil-water interfaces" |
| 2. | cognate - having the same ancestral language; "cognate languages" linguistics - the scientific study of language related, related to - being connected either logically or causally or by shared characteristics ; "painting and the related arts"; "school-related activities"; "related to micelle formation is the...ability of detergent actives to congregate at oil-water interfaces" | |
| 3. | cognate - related by blood related - connected by kinship, common origin, or marriage |