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| sub·tend [ səb ténd ] (past and past participle sub·tend·ed, present participle sub·tend·ing, 3rd person present singular sub·tends) |
transitive verb |
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| Definition: |
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1. extend opposite angle: to be opposite and delimit the extent of an angle or side of a geometric figure
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2. enclose part: to lie underneath something so as to surround or enclose it
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| [Late 16th century. < Latin subtendere "stretch underneath" < tendere "stretch, extend"] |
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