資料來源 : Webster's Revised Unabridged Dictionary (1913)
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.
{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 as a
standard; the sum of the atomic weights of the
constituents of a molecule; thus, the molecular weight of
water ({H2O}) is 18.