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单词 adventitious
释义
ad·ven·ti·tious (ădvĕn-tĭshəs, -vən-)
adj.
1. Arising from an external cause or factor; not inherent: symmetry that was purely adventitious; adventitious circumstances that contributed to the plan's success.
2. Biology
a. Of or belonging to a structure that develops in an unusual place: adventitious roots.
b. Originating from an external source, especially as a contaminant: adventitious viruses in a cell culture.
c. Not congenital: adventitious deafness.

[From Latin adventīcius, foreign, from adventus, arrival; see ADVENT.]

adven·titious·ly adv.
adven·titious·ness n.
adventitious
adventitious roots of a corn plant
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更新时间:2025/3/22 9:34:13