Synonyms of adventitious

adventitious

adjective

ˌad-(ˌ)ven-ˈti-shəs 

as in extrinsic

not being a vital part of or belonging to something

the point of view that art should be for art's sake and that moral considerations are adventitious to the study of art

Synonyms & Similar Words

• extrinsic
• irrelevant
• external
• extraneous
• accidental
• alien
• foreign
• supervenient
• unnecessary
• exterior
• inapplicable
• immaterial
• insignificant
• unessential
• nonessential
• outside

Antonyms & Near Antonyms

• inherent
• intrinsic
• innate
• congenital
• internal
• necessary
• basic
• inborn
• interior
• essential
• inbred
• deep-seated
• inside

Example Sentences

Recent Examples of adventitious

Although individual plants have a lifespan of 30-90 years, adventitious shoots grow up from roots. — Joshua Siskin, Oc Register, 5 July 2025

The patchy and adventitious quality of Jameson’s reconstruction must make clear his difference as a thinker. — Mark Greif, Harper's Magazine, 26 July 2024

The cut appears to have been high enough that the stump should still have enough adventitious buds to regrow. — Jonathan Edwards, Washington Post, 3 Oct. 2023

This can also occur when trees are planted too deep, as adventitious (growing sideways from the stem) roots grow against the stem and squeeze the sapwood. — Rebecca Jepsen, The Mercury News, 28 Aug. 2019