I. transitive verb
also en·grain (ˌ)in-ˈgrān
Date: circa 1641
: to work indelibly into the natural texture or mental or moral constitution
Synonyms: see infuse
II. ˈin-ˌgrān adjective
Date: 1766
1.
a. : made of fiber that is dyed before being spun into yarn
b. : made of yarn that is dyed before being woven or knitted
2. : thoroughly worked in : innate
III. ˈin-ˌgrān noun
Date: 1899
: innate quality or character