[ trahy-uh-del-fuhs ]

  1. (of stamens) united by the filaments into three sets or bundles.

Origin of triadelphous

First recorded in 1820–30; tri- + -adelphous

Words Nearby triadelphous Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use triadelphous in a sentence

  • triadelphous (three brotherhoods), when the filaments are united in three sets or clusters, as in most species of Hypericum.

  • triadelphous, stamens united by their filaments into three bundles, 99.