English
eucyclic
From eu- + cyclic.
Proto-Indo-European *h₁su- ‘good’
Proto-Hellenic *ehu- ‘good’
Ancient Greek ἐΰς ‘good, brave, noble’
Ancient Greek εὖ ‘well, good’
English eu-
Proto-Indo-European *kʷékʷlos ‘circle, wheel’
…
Ancient Greek κυκλῐκός ‘circular’
Classical Latin cyclicus ‘of a cycle, cyclic’
Middle French cyclique
French cyclique ‘cyclic, cyclical’
English cyclic
Today it means
adj Having a trimerous pentacyclic floral structure.
Language periods are conventional ranges, not dates for this word.
Etymograph / eucyclic