adj ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Having five rings, especially five fused rings as in many triterpenoids. not-comparable
2. 2
   Of a flower: composed of five whorls or organs. not-comparable

Etymology

From penta- + cyclic.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.