4 : Idioms & Phrases
Index
4-dimensional
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adjective satellite involving or relating to the fourth dimension or time
four-dimensional.
WordNet
4-hitter
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noun a game in which a pitcher allows the opposing team 4 hits
four-hitter.
WordNet
4-membered
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adjective satellite of a chemical compound having a ring with four members
four-membered.
WordNet
atomic number 4
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noun a light strong brittle grey toxic bivalent metallic element
Be; glucinium; beryllium.
WordNet
biosafety level 4
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noun exposure to exotic infectious agents that pose a high risk of life-threatening disease and can be transmitted as an aerosol and for which there is no vaccine or therapy
WordNet
cluster of differentiation 4
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noun a glycoprotein that is found primarily on the surface of helper T cells
CD4.
- CD4 is a receptor for HIV in humans
WordNet
july 4
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noun a legal holiday in the United States
Fourth of July; Independence Day.