An example of adventitious is accidentally stumbling upon a cure for a disease while researching the components of a newly discovered plant.
- added from outside; not inherent; accidental
- occurring in unusual or abnormal places: adventitious roots growing on a stem
Origin of adventitiousClassical Latin adventicius, coming from abroad: see Advent
- Arising from an external cause or factor; not inherent: symmetry that was purely adventitious; adventitious circumstances that contributed to the plan's success.
- 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.
Origin of adventitiousFrom Latin adventīcius foreign from adventus arrival ; see advent.
adventitious roots of a corn plant
(comparative more adventitious, superlative most adventitious)
From Latin adventicius (“foreign”), from adveniō (“arrive”).