trigonal

1. 1.

   having threefold symmetry

   Synonymsrhombohedral

   Similarsymmetrical

   crystallography

Questions about trigonal

What does trigonal mean?

trigonal means "having threefold symmetry".

How many syllables are in trigonal?

trigonal has 3 syllables: tri-go-nal. The stress falls on "tri".

What is another word for trigonal?

Close synonyms include rhombohedral. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is trigonal a common word?

trigonal is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.