K Kilo (quilo)(medida métrica 1000 gramas)
K9 canine (K9 corps - army dogs)
KAIST Korean Advanced Institute of Science and Technology
KAO Kuiper Airborne Observatory (Espacial)
KB KiloByte
KC King's Counsel (QC
KC Knights of Columbus
KD Kiln Dried
KD Knocked Down
KDCI Key Display Call Indicator
KERMIT Kl-10 Error-free Reciprocal Micro Interconnect over Tty lines
KET Kentucky Educational Television
KHz Kilo HertZ (unidade de freqüência, 1000 ciclos por segundo)
KI Kiwanis International
KIA Killed In Action
KIAS Knot Indicated Air Speed
Km Kilometers
KO Knock Out [Elétrico)
KP Key Pulse (Telefonia)
KP Kitchen Police
KPNO Kitt Peak National Observatory
KPO KeyPunch Operator
KQC King's College London
K&R Kernighan and Ritchie, the c programming language
KS King's Scholar
KSC Kennedy Space Center (NASA) (Espacial)
KSU Key System Unit (Telefonia)
KTB Cretaceous-Tertiary Boundary (from German) (Espacial)
KTS Key Telephone System (Telefonia)
KTU Key Telephone Unit (Telefonia)
KWIC Key Word In Context
KY Kentucky
® Pesquisa RXA