17-letter words containing e, m, p, r, s, d
- sound spectrogram — a graphic representation, produced by a sound spectrograph, of the frequency, intensity, duration, and variation with time of the resonance of a sound or series of sounds.
- spectroradiometer — an instrument for determining the radiant-energy distribution in a spectrum, combining the functions of a spectroscope with those of a radiometer.
- spectrum disorder — any of a group of disorders each having symptoms that occur on a continuum and certain features that are shared along its spectrum but that manifest in markedly different forms and degrees. See also autism spectrum disorder.
- spiny-headed worm — any of a small group of endoparasites of the phylum Acanthocephala, as larvae parasitic in insects and crustaceans and as adults in various vertebrates.
- stratified sample — a sample that is not drawn at random from the whole population, but separately from a number of disjoint strata of the population in order to ensure a more representative sample
- superaerodynamics — the branch of aerodynamics that deals with gases at very low densities.
- supreme commander — the military officer commanding all allied forces in a theater of war.
- telescopic damper — a device with telescopic parts that reduce vibration in a motor vehicle
- tolpuddle martyrs — six farm workers sentenced to transportation for seven years in 1834 for administering an unlawful oath to form a trade union in the village of Tolpuddle, Dorset
- transdermal patch — a small piece of material used to mend a tear or break, to cover a hole, or to strengthen a weak place: patches at the elbows of a sports jacket.
- undercompensation — to compensate or pay less than is fair, customary, or expected.
- visually impaired — (of a person) having reduced vision so severe as to constitute a handicap.