The term SEC is an abbreviation for 'SECOND, ' which is a unit of time equal to one sixtieth of a minute. The crossword solutions for this term are TRICE (5 letters), JIFFY (5 letters), DRY (3 letters), JIFF (4 letters), and INSTANT (7 letters). TRICE is a synonym for 'INSTANT' or 'MOMENT, ' while JIFFY is an informal term for a very short period of time. DRY is an adjective meaning 'without delay, ' and JIFF is another informal term for a brief MOMENT. Finally, INSTANT is another word for 'IMMEDIATE' or 'INSTANTANEOUS.'