adventitious

UK/.ædven'tiʃәs/US

TOEFLGREC1

Definitions

adj.

Coming from an outside source; happening by chance, not planned

外来的；偶然的

adj.

(botany) growing from an unusual position, e.g. roots from a stem

（植物学）不定的（如不定根）

Root Breakdown

Root-derived

ad-to, toward, near

ventcome, arrive

-itiousto go, to walk

=adventitious

From Latin adventicius, ad- (toward) + vent (come) = "coming from outside, arriving by chance." Same root as advent. In botany, adventitious roots are ones that "come" from an unexpected place.

Root ven still carries 84 more words

Example Sentences

1.
The discovery was adventitious rather than the result of careful planning.

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