- Kiln Site of Sixteen Kingdoms Period at Nanying
- kiln sweat
- kilobar
- kilobase
- kilocalorie
- kilocurie
- kilocycle
- kiloelectron-volt
- kilogram
- kilohyl
- kilolumen
- kilolux
- kilomega
- kilomegacycle
- kilometer
- kilometer grid
- kilomol
- kilonova
- kilo-oersted
- kiloparsec
- kilopoises
- kiloroentgen
- kilorutherford
- kilostere
- kiloton