return valve

noun 0.782

valve

noun 0.755

check valve

noun 0.725

ball valve

noun 0.723

microvalve

noun 0.708

suction valve

noun 0.702

exhaust valve

noun 0.696

safety valve

noun 0.684

needle valve

noun 0.666

piston valve

noun 0.665

heart valve

noun 0.664

relief valve

noun 0.656

valvula

noun 0.651

poppet valve

noun 0.643

valva

noun 0.625

ventilator

noun 0.621

reversing valve

noun 0.590

semilunar valve

noun 0.574

valve train

noun 0.573

pressure vessel

noun 0.562

air pump

noun 0.559

thermionic valve

noun 0.553

vasodilator

noun 0.544

tricuspid valve

noun 0.542

val

noun 0.535

valvuloplasty

noun 0.528

vaporizer

noun 0.524

vasopressor

noun 0.521

value

noun 0.513

pressurant

noun 0.511

air chamber

noun 0.511

valor

noun 0.511

vent

noun 0.510

stopcock

noun 0.510

vav

noun 0.509

air vent

noun 0.509

vasodepressor

noun 0.508

ileocecal valve

noun 0.506

pressor

noun 0.506

inhaler

noun 0.503

peak flow

noun 0.503