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alliaceous Syllabification: al·li·a·ceous
Pronunciation: /ˌalēˈāSHəs/

Definition of alliaceous in English:


Of, relating to, or denoting plants of a group that comprises the onions and other alliums.
Example sentences
  • About 40 days afterward a thin slice is cut off transversely from its top, and a milky juice of a fetid, alliaceous odor gradually exudes.
  • Russian exports of onions, shallots, garlic, leeks and other alliaceous vegetables, fresh or chilled, went down by 21%.


Late 18th century: from Latin allium 'garlic' + -aceous; compare with the modern Latin taxonomic family name Alliaceae.

Definition of alliaceous in:

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