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molecular 音标拼音: [məl'ɛkjəlɚ] a. 分子的,由分子组成的 分子的,由分子组成的 molecular分子 molecular adj 1: relating to or produced by or consisting of molecules; " molecular structure"; " molecular oxygen"; " molecular weight is the sum of all the atoms in a molecule" 2: relating to simple or elementary organization; " proceed by more and more detailed analysis to the molecular facts of perception"-- G. A. Miller [ ant: { molar( a)}] Molecular \ Mo* lec" u* lar\, a. [ Cf. F. mol[' e] culare. See { Molecule}.] ( Phys. & Chem.) Pertaining to, connected with, produced by, or consisting of, molecules; as, molecular forces; molecular groups of atoms, etc. [ 1913 Webster] { Molecular attraction} ( Phys.), attraction acting between the molecules of bodies, and at insensible distances. { Molecular weight} ( Chem.), the weight of a molecule of any gas or vapor as compared with the hydrogen atom having weight of 1 as a standard; the sum of the atomic weights of the constituents of a molecule; thus, the molecular weight of water ({ H2O}) is 18. For more precise measurements, the weight of the carbon isotope carbon- 12 is used as the standard, that isotope having the value of 12. 000. In this systen, now used almost universally, the hydrogen atom has a weight of 1. 0079. [ 1913 Webster PJC] 21 Moby Thesaurus words for " molecular": atomic, corpuscular, embryonic, evanescent, germinal, granular, impalpable, imperceptible, imponderable, inappreciable, indiscernible, infinitesimal, intangible, invisible, microcosmic, microscopic, subatomic, tenuous, thin, ultramicroscopic, unseeable
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