一いっ価か不ふ飽ほう和わ脂し肪ぼう酸さん

• 多た価か不ふ飽ほう和わ脂し肪ぼう酸さん

  Polyunsaturated fatty acid, with two or more double bonds, as opposed to the single double bond in 一価不飽和脂肪酸.

• 飽ほう和わ脂し肪ぼう酸さん

  Saturated fatty acid, with no double bonds, unlike the unsaturated 一価不飽和脂肪酸.

Compound of 一価 (いっか, 'monovalent') + 不飽和 (ふほうわ, 'unsaturated') + 脂肪酸 (しぼうさん, 'fatty acid'). A calque from English 'monounsaturated fatty acid'.