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static
Science; General science
A hissing, crackling, or other sudden sharp noise that tends to interfere with the reception, utilization, or enjoyment of desired signals or sounds. Perhaps the commonest form ...
derrick
Science; General science
A hoisting machine consisting usually of a vertical mast, a slanted boom, and associated tackle (see illus .). Derricks have a wide variety of forms. The mast may be no more ...
bell
Science; General science
A hollow metallic cylinder closed at one end and flared at the other. A bell is used as a fixed-pitch musical instrument or a signaling device, frequently in clocks. A bell is ...
gallbladder
Science; General science
A hollow muscular organ, present in humans and most vertebrates, which receives dilute bile from the liver, concentrates it, and discharges it into the duodenum. It also ...
fullerene
Science; General science
A hollow, pure carbon molecule in which the atoms lie at the vertices of a polyhedron with 12 pentagonal faces and any number (other than one) of hexagonal faces. The fullerenes ...
solution
Science; General science
A homogeneous mixture of two or more components whose properties vary continuously with varying proportions of the components. A liquid solution can be distinguished ...
humite
Science; General science
A homologous series of magnesium nesosilicate minerals having the general composition Mg 2 n + 1 (SiO 4 ) n (F,OH) 2 . The known species include norbergite ( n = 1), ...
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