density : Idioms & Phrases
Index
flux density
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noun (physics) the number of changes in energy flow across a given surface per unit area
flux.
WordNet
flux density unit
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noun a measure of the amount of flux per unit of cross sectional area
WordNet
high-density lipoprotein
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noun a lipoprotein that transports cholesterol in the blood; composed of a high proportion of protein and relatively little cholesterol; high levels are thought to be associated with decreased risk of coronary heart disease and atherosclerosis
HDL; alpha-lipoprotein.
WordNet
low density
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noun a rarified quality
tenuity; rarity.
- the tenuity of the upper atmosphere
WordNet
low-density
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adjective satellite having low relative density or specific gravity
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adjective satellite having low concentration
- low-density urban areas
WordNet
low-density lipoprotein
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noun a lipoprotein that transports cholesterol in the blood; composed of moderate amount of protein and a large amount of cholesterol; high levels are thought to be associated with increased risk of coronary heart disease and atherosclerosis
beta-lipoprotein; LDL.
WordNet
magnetic flux density
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noun the amount of magnetic flux in a unit area perpendicular to the direction of magnetic flow
magnetic field strength; magnetic induction; magnetic intensity.
WordNet
optical density
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noun (physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation
absorbance; optical density; photographic density.
WordNet
photographic density
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noun (physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation
absorbance; optical density; photographic density.
WordNet
relative density
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noun the ratio of the density of something to the density of a standard
WordNet
transmission density
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noun (physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation
absorbance; optical density; photographic density.
WordNet
Vapor density
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noun the density of a gas relative to the density of hydrogen
vapor density.
WordNet
(Chem.) , the relative weight of gases and vapors as compared with some specific standard, usually hydrogen, but sometimes air. The vapor density of gases and vaporizable substances as compared with hydrogen, when multiplied by two, or when compared with air and multiplied by 28.8, gives the molecular weight.
Webster 1913
vapour density
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noun the density of a gas relative to the density of hydrogen
vapor density.
WordNet
very low density lipoprotein
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noun large lipoproteins rich in triglycerides; VLDLs circulate through the blood giving up their triglycerides to fat and muscle tissue until the VLDL remnants are modified and converted into LDL
VLDL.