English

exercycle

Blend of exercise + bicycle.

Latin exerceō ‘to keep busy, keep at work; to practise’

Latin exercitium ‘exercise, practice’

Old French exercise

Middle English exercise

Proto-Indo-European *kʷel-

…

Ancient Greek κύκλος ‘circle’

Late Latin cyclus ‘a circle’

French cycle

French bicycle

Today it means

noun exercise bicycle

Language periods are conventional ranges, not dates for this word.

Etymograph / exercycle