Pronunciation: (trim'ur-us), Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/trimerous.html on line 75 [key]
1. Bot.(of flowers) having members in each whorl in groups of three.
2. Entomol.having three segments or parts.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.