| 释义 |
nigrescentenUK
ni·gres·cence N0106200 (nī-grĕs′əns)n.1. The process of becoming black or dark.2. Blackness or darkness, as of complexion. [From nigrescent, blackish, from Latin nigrēscēns, nigrēscent-, present participle of nigrēscere, to become black, from niger, nigr-, black; see nekw-t- in Indo-European roots.] ni·gres′cent adj.nigrescent (naɪˈɡrɛsənt) adjblackish; dark[C18: from Latin nigrescere to grow black, from niger black; see Negro1] niˈgrescence nni•gres•cent (naɪˈgrɛs ənt) adj. tending toward black; blackish. [1745–55; < Latin nigrēscent-, s. of nigrēscēns, present participle of nigrēscere to turn black] ni•gres′cence, n.
nigrescentenUK
nigrescent[nī′gres·ənt] (biology) Blackish. |