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dicotyledon n. 双子叶植物 双子叶植物 dicotyledon n 1: flowering plant with two cotyledons; the stem grows by deposit on its outside [synonym: {dicot}, {dicotyledon}, {magnoliopsid}, {exogen}] dicotyledon \di*cot`y*le"don\ (d[-i]*k[o^]t`[i^]*l[=e]"d[u^]n), n. [Pref. di- cotyledon.] (Bot.) A plant whose seeds divide into two seed lobes, or cotyledons, in germinating. Syn: dicot, dicotyl. [1913 Webster] 48 Moby Thesaurus words for "dicotyledon": Angiospermae, Cycadales, Ginkgoales, Gnetales, Monocotyledones, Pinales, amphibian, angiosperm, angiosperms, annual, aquatic plant, biennial, conifers, cosmopolite, cutting, cycads, deciduous plant, dicot, dicotyledons, endogens, ephemeral, evergreen, exotic, flowering plant, fungus, gametophyte, ginkgoes, gnetums, gymnosperm, gymnosperms, hydrophyte, monocot, monocotyl, monocotyledons, perennial, plant, polycot, polycotyl, polycotyledon, seed plant, seedling, spermatophyte, sporophyte, thallophyte, triennial, vascular plant, vegetable, weed
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