time measurement
type: Concept
preferred label: اندازه‌گیری زمان @fa
related: chronometer

clock
type: Concept
narrower: chronometer
preferred label: ساعت @fa

chronometer
type: Concept
alternative label: chronographs
broader: clock
broader: meter
preferred label: زمان‌سنج @fa
related: time measurement
scope note: chronographs

meter
type: Concept
narrower: chronometer
preferred label: سنجنده @fa