ONION


Meaning of ONION in English

■ noun

1》 an edible bulb used as a vegetable, having a pungent taste and smell and composed of several concentric layers.

2》 the plant that produces the ~, with spherical heads of greenish-white flowers. [ Allium cepa .]

Phrases

know one's ~s informal be very knowledgeable.

Derivatives

~y adjective

Origin

ME: from OFr. oignon , based on L. unio(n-) , denoting a kind of ~.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.