monocotyledon

n (botany 植) flowering plant that has one leaf at the embryonic stage 单子叶植物.

money-spinner, moneyed, moneyless, monger, mongol, mongolism, mongoose, mongrel, monitor, monk, monkey, monkey business, monkey-nut, monkey-puzzle, monkey-wrench, monkish, mono, monochromatic, monochrome, monocle, monogamous, monogamy, monogram, monogrammed, monograph, monolingual, monolith, monolithic, monologue (US also monolog), monomania, monomaniac, monophonic, monophthong, monoplane, monopolist, monopolistic, monopolization, monopolization, monopolisation, monopolize, monopolize, monopolise,