•
Kilometre (km), SI unit of distance •
.km, Internet top-level domain (ccTLD) for Comoros • Km, an electric
motor constant •
Kaplan–Meier estimator, a non-parametric statistic used to estimate the survival function •
Kelley–Morse set theory, in mathematics, a set theory •
Kernel methods, a set of computer science algorithms •
KM, the Michaelis constant in
Michaelis–Menten kinetics •
Knowledge management, a range of techniques to identify, represent, and distribute knowledge ==Other uses==