orifice meter
noun
engineering
a plate having a central hole that is placed across the flow of a liquid, usually between flanges in a pipeline. The pressure difference generated by the flow velocity through the hole enables the flow quantity to be measured
Words nearby orifice meter
orienteer,
orienteering,
orienting reflex,
orienting response,
orifice,
orifice meter,
orificium,
oriflamme,
orig.,
origami,
origan