(ゆうき)

ゆうき
noun
organic
See also: 勇気(ゆうき) (courage)
1. organic
Relating to or derived from living matter; in agriculture, grown without synthetic chemicals.
To buy organic vegetables.
Organic farming is environmentally friendly.
有機栽培 = organic cultivation/farming
I'm majoring in organic chemistry.
有機化学 = organic chemistry
This store sells rice and vegetables grown through organic farming.
有機農業 = organic farming
Organically grown ingredients are expensive, but more and more people are choosing them for their health.

有機(ゆうき) means "organic" and is used as a prefix in both agricultural and scientific contexts. The kanji literally mean "having ((ゆう)) living structure (())."

AGRICULTURAL COMPOUNDS:

SCIENTIFIC COMPOUNDS:

ANTONYM:
無機(むき) (inorganic) — as in 無機(むき)化学(かがく) (inorganic chemistry).

HOMOPHONE:
Do not confuse with 勇気(ゆうき) (courage) — same reading, different kanji.