Adventitious comes from Latin adventīcius, meaning "coming from outside," which, in turn, is from advenīre, "to arrive." The verb is the source of other English words, including advent, …

These last may be adventitious creatures, such as rodents and bats. So in that case, they are “volitional” or “adventitious” needs, resulting from poor option luck.

Dec 11, 2025 · Growing unpredictably out from its main taproot and elsewhere, this plant has bushy adventitious roots.

ADVENTITIOUS definition: associated with something by chance rather than as an integral part; extrinsic. See examples of adventitious used in a sentence.

2 senses: 1. added or appearing accidentally or unexpectedly 2. (of a plant or animal part) developing in an abnormal position,.... Click for more definitions.

What is the etymology of the adjective adventitious? adventitious is a borrowing from Latin, combined with an English element. Etymons: Latin adventīcius, ‑ous suffix.

Definition of adventitious adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Arising from an external cause or factor; not inherent: symmetry that was purely adventitious; adventitious circumstances that contributed to the plan's success.

adventitious meaning, definition, what is adventitious: happening by chance: Learn more.

Arising from an external cause or factor; not inherent: symmetry that was purely adventitious; adventitious circumstances that contributed to the plan's success.