centroid | (noun) the center of mass of an object of uniform density | - |
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introit | (noun) a composition of vocal music that is appropriate for opening church services | - |
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introitus | (noun) entrance or opening to a hollow organ or tube (especially the vaginal opening) | - |
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octroi | (noun) a tax on various goods brought into a town | - |
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perestroika | (noun) an economic policy adopted in the former Soviet Union; intended to increase automation and labor efficiency but it led eventually to the end of central planning in the Russian economy | - |
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troika | (noun) a Russian carriage pulled by three horses abreast | - |
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(noun) a modern Russian triumvirate | - |
(noun) the cardinal number that is the sum of one and one and one | Synonyms: 3, deuce-ace, III, leash, tercet, ternary, ternion, terzetto, three, threesome, tierce, trey, triad, trine, trinity, trio, triplet |