instant; moment; for an instant
instant; moment; (split) second; (in a) flash; (in the) blink of an eye
in an instant; instantly; in a moment; instantaneously; in the twinkling of an eye
defeating in an instant; instant kill
high power; high power output; explosiveness; explosive power; instantaneous force
decisive moment; critical moment; crucial moment
breaking off short (in one's speech); rendered speechless for a moment
blink of an eye; instant; moment
instantaneous water heater; on-demand water heater
blindingly quick speed; (in) a flash; (in) the blink of an eye
instantaneous wind speed; instantaneous wind velocity
maximum instantaneous wind speed
nictitating membrane; haw
nationwide instantaneous alert system; J-Alert system; Japan's satellite-based disaster warning system
corneal reflex; blink reflex
instantaneous acquisition model