Adjective
not fully developed or mature; not ripe
Source: WordNetunripe fruit Source: Internet
fried green tomatoes Source: Internet
green wood Source: Internet
Although producing ethylene while ripening, unripened exported mangoes do not have the same juiciness or flavor as fresh fruit. Source: Internet
Tartaric acid is an important component of some commonly used foods like unripened mangoes and tamarind. Source: Internet