English

gyrocar

From gyro- + car.

Formed from gyro- + car

Proto-Indo-European *gew- ‘to curve, to bend’

Ancient Greek γῦρος ‘circle’

English gyro-

Proto-Indo-European *ḱr̥sós ‘vehicle’

…

Gaulish *karros ‘wagon’

Latin carrus ‘two-wheeled baggage wagon’

Anglo-Norman carre

Middle English carre ‘cart’

English car

Today it means

noun A two-wheeled automobile in which balance is provided by one or more gyroscopes.

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