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Adventitious Meaning in English

word

ad-ven-TISH-uhs
ad-vin-TISH-uhs

Definition

Happening by chance or accident, especially in a way that is not planned; in biology, it describes something that appears in an unusual or unexpected place.

Usage & Nuances

'Adventitious' is formal and often used in scientific or academic contexts. Common in biology (e.g., 'adventitious roots'). It can also describe events or qualities that occur accidentally rather than from an inherent cause. Not used in casual everyday conversation.

Example Sentences

The plant grew adventitious roots after the storm.

basic

His success was partly adventitious.

basic

Adventitious events changed her plans.

basic

The scientist explained that the extra roots were adventitious.

natural

Some of his ideas seem almost adventitious, but they work.

natural

That job offer was totally adventitious—I wasn't even looking for one.

natural