depth sounder

noun 0.727

bathymetry

noun 0.665

fathom

noun 0.586

bathyscaphe

noun 0.559

tide gauge

noun 0.555

hydrometer

noun 0.551

hypsometer

noun 0.550

hydrographer

noun 0.548

wavemeter

noun 0.548

scatterometer

noun 0.543

gravimeter

noun 0.540

fluorometer

noun 0.536

bathysphere

noun 0.532

flowmeter

noun 0.529

hydrophone

noun 0.529

seafloor

noun 0.529

seismometer

noun 0.528

gravity meter

noun 0.522

oedometer

noun 0.521

echo sounder

noun 0.520

altimetry

noun 0.519

altimeter

noun 0.518

transmissometer

noun 0.516

ometer

noun 0.514

seismograph

noun 0.512

velocimeter

noun 0.509

clinometer

noun 0.509

manometer

noun 0.509

tachometer

noun 0.507

barograph

noun 0.504

audiometer

noun 0.504

pedometer

noun 0.503

hydrography

noun 0.500