| 释义 |
digiti-|ˈdɪdʒɪtɪ|
combining form of L. digitus finger (see digit n.). ˈdigitiform a., finger-like, digitate. ˌdigitiˈnervate, ˌdigitiˈnerved, ˌdigitiˈnervous, adjs., Bot., having the ribs of the leaf radiating from the top of the leaf-stalk. ˌdigitiˈpartite, ˌdigitiˈpinnate adjs. (see quot.).
1846Dana Zooph. (1848) 433 The branchlets above nearly simple, digitiform. 1849–52Todd Cycl. Anat. IV. 1218/1 The mouth..is surrounded by six little digitiform processes. 1866Treas. Bot., Digitinerved, when the ribs of a leaf radiate from the top of the petiole. 1870Bentley Bot. 156 When there are more than 5 lobes of a similar character, it is sometimes termed digitipartite. 1883Syd. Soc. Lex., Digitinervate, Digitinervous. Ibid., Digitipinnate, term applied to leaves the petiole of which terminates in secondary petioles bearing leaflets, either pinnate or digitate, forming doubly compound leaves. |