plural of gyrocentre

(mathematics, of a gyrogroup) Whose binary operation obeys a ⊕ b = gyr[a, b](b ⊕ a).

plural of gyrocar

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

plural of gyrodyne

A kind of VTOL aircraft with a helicopter rotor-like system driven by its engine for takeoff and landing, as well as one or more conventional propellers to provide forward thrust during cruising flight

(astronomy) Relating to gyrochronology

(mathematics) A gyrovector space addition.

(mathematics) The average over a gyroperiod; a gyrophase average.

(mathematics) To calculate the gyroaverage.