phenyl ether

noun

Definition of phenyl ether

  1. 1 :  a low-melting crystalline compound (C6H5)2O of geranium odor used chiefly in perfumes (as for soaps) and in a mixture with biphenyl as a heat-transfer medium —called also diphenyl ether, diphenyl oxide

  2. 2 :  an ether in which one of the radicals united to oxygen is phenyl

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