second

¹second

noun

Definition of SECOND

a very small space of time <I'll be ready in a second>

Synonyms beat, eyeblink, flash, heartbeat, jiff, jiffy, minute, moment, nanosecond, New York minute, second, shake, split second, trice, twinkle, twinkling, wink

Related Words microsecond; snatch, spurt

Near Antonyms aeon (or eon), age, eternity, forever; infinity, lifetime