electrometer

noun 0.698

oscilloscope

noun 0.633

spectroscope

noun 0.629

otoscope

noun 0.591

selectron

noun 0.587

spectrometer

noun 0.562

seismograph

noun 0.562

thermoscope

noun 0.560

photoelectrode

noun 0.557

voltmeter

noun 0.551

electrophorus

noun 0.550

electret

noun 0.549

exposure meter

noun 0.549

seismometer

noun 0.549

endoscope

noun 0.546

electro

noun 0.541

electroencephalograph

noun 0.539

ellipsometer

noun 0.539

sensor

noun 0.538

bioscope

noun 0.538

iconoscope

noun 0.537

spectrograph

noun 0.536

episcope

noun 0.536

hodoscope

noun 0.535

electrode

noun 0.534

electron gun

noun 0.533

voltameter

noun 0.531

electrostatic precipitator

noun 0.531

electrogram

noun 0.531

electrocardiograph

noun 0.530

detector

noun 0.530

photoelectric cell

noun 0.529

inclinometer

noun 0.528

accelerometer

noun 0.527

galvanometer

noun 0.527

esophagoscope

noun 0.526

clinometer

noun 0.526

telescope

noun 0.525

ophthalmoscope

noun 0.524

vibrometer

noun 0.522

elect

noun 0.521

scanning electron microscope

noun 0.517

electron

noun 0.517

photosensor

noun 0.516

metal detector

noun 0.516

riflescope

noun 0.514

light meter

noun 0.514

electron microscope

noun 0.512

fluoroscope

noun 0.512

extensometer

noun 0.511

dosimeter

noun 0.511

scatterometer

noun 0.510

reference electrode

noun 0.510

ammeter

noun 0.510

echo sounder

noun 0.510

spectroscopist

noun 0.509

stethoscope

noun 0.509

ometer

noun 0.509

scop

noun 0.509

energy meter

noun 0.508

thermometer

noun 0.506

barometer

noun 0.505

stroboscope

noun 0.505

photoelectron

noun 0.505

scanner

noun 0.505

observatory

noun 0.505

spectrum analyzer

noun 0.504

colonoscope

noun 0.503

bolometer

noun 0.501

tricorder

noun 0.500

scintillator

noun 0.500