radiosonde, dropsonde, photometer, polarimeter, radiometer, airglow, gradiometer, altimeters, seismometer, inclinometer, pyrometer, echo sounder, fluorometer, hydrophone, mossbauer, niton, inertial guidance, manometer, spectroscopic analysis, vernier, bolometer, retroreflector, spectrometer, sciamachy, voltmeter, backscattering, drogue, temperature gradient, penetrometer, calorimetric, flowmeter, reflectometer, airflows, azimuthal, doppler, spectroscope, spectrographic, odometry, hygrometer, geophone, rheometer, gimbals, telemeter, chromatograph, drogue parachute, strain gauge, spectro, monochromator, millibar, ephemeris, microbalance, overpressure, parabolic reflector, millivolt, elint, anemometer, inertial navigation system, hydrometer, enthalpy, ammeter, jovian, gages, isotherms, transmitter, cuvette, viscometer, handwheel, microampere, radome, drogue chute, analyzer, compensator, gyrocompass, oxidiser, sensor, galvanometer, totalizer, cherenkov radiation, thermal emission, magnetic dipole, telemetric, imager, spectrophotometer, strain gage, coriolis, atmospheric, cryostat, vorticity, decimeter, gravimetry, scintillator, newtonian telescope, thruster, refractometer, microswitch, thermistor, upflow, deimos, illuminance, interferometer, measurements, resonant cavity, camera, alternator, annulus, axon, bulb, bundle, ccd, centering, collimator, contactor, electromagnet, fascicle, fibril, filament, film, flare, hologram, inflorescence, mammogram, moored, altitude, rawinsonde, aerological, meteorologic, meteorological, satellite, stratospheric, actinometric, aerostatic, agrometeorological, astrogeodetic, astrometric, astronomic, astronomical, auroral, barometrical, climatological, collocated