second-mission aircraft

Trillions of Operations Per Second / Tera Operations Per Second (TOPS)

abort a mission / abort the mission / abort mission

second-line aircraft

mission-type tactics / mission command (нім. Auftragstaktik)

meters per second (m/s)

second in command (2i/c , 2IC)

second lieutenant

second order effect

floating-point operation per second (FLOP)

captain second rank

fuel flow (kilogram/second)

centimeter-gram-second (CGS)

meter-kilogram-second-ampere system (MKSA)

meters per second (MPS)

second cause

second mean chord

additional second lieutenant

second-trip echo

second wave attack theory

second classman

second commander

second for service

second echelon maintenance

second element

second John

second level rater

second line

second line of defence

second strike force

second theater

second-in-command

second-strike strategy