- having the parts in sets of three: said of a floweralso written 3-merous
- having tarsi that are divided into three parts: said of some insects
Origin of trimeroustri- + -merous
- Having three similar segments or parts.
- Botany Having flower parts, such as petals, sepals, and stamens, in sets of three.
From tri-, from Ancient Greek Ï„ÏÎ¯Î± (tri-, “three"); + Ancient Greek Î¼ÎÏÎ¿Ï‚ (meros, “part").