nuclear
physics n.pl. (treated as sing.) Physics of atomic nuclei.
a. Of or pertaining to a nucleus; as, the nuclear spindle (see Illust. of Karyokinesis) or the nuclear fibrils of a cell; the nuclear part of a comet, etc.
physics n.pl. (treated as sing.) Physics of atomic nuclei.
a. Of or pertaining to a nucleus; as, the nuclear spindle (see Illust. of Karyokinesis) or the nuclear fibrils of a cell; the nuclear part of a comet, etc.