semi - sign
- SEMI
- semi-active laser-guided aerial munitions
- semi-automated IMINT processing
- semi-self-propelled (projectile)
- semiactive
- semiactive guidance
- semiactive guided weapon
- semiactive homer
- semiactive homing
- semiactive homing guidance
- semiactive laser
- semiactive laser guidance
- semiactive laser-guided projectile
- semiactive launch
- semiactive on target (guidance)
- semiactive pulse system
- semiactive radar alternate head
- semiactive radar antiair guidance system
- semiactive radar homing
- semiactive radar missile
- semiannual inventory report
- semiannual progress report
- semiannual report
- semiarmor-piercing (projectile)
- semiarmor-piercing capped (projectile)
- semiarmor-piercing high-explosive (projectile)
- semiarmor-piercing high-explosive incendiary (projectile)
- semiarmor-piercing high-explosive incendiary tracer (projectile)
- semiarmor-piercing incendiary (projectile)
- semiautomated message routing and distribution system
- semiautomatic
- semiautomatic air defense system
- semiautomatic checkout equipment
- semiautomatic circuit performance monitor
- semiautomatic coding
- semiautomatic command to line-of-sight
- semiautomatic decentralized intercept environment
- semiautomatic detection device
- semiautomatic documentation update system
- semiautomatic failure anticipation recording instrumentation
