a. Having no seed lobes, as the dodder; also applied to plants which have no true seeds, as ferns, mosses, etc. [ 1913 Webster ]
a. Of or pertaining to a cotyledon or cotyledons; having a seed lobe. [ 1913 Webster ]
a. (Bot.) Having two cotyledons or seed lobes;
a. [ Cf. F. monocotylédoné. ] (Bot.) Having only one cotyledon, seed lobe, or seminal leaf. Lindley. [ 1913 Webster ]
a. [ Pseudo- + monocotyledonous. ] (Bot.) Having two coalescent cotyledons, as the live oak and the horse-chestnut. [ 1913 Webster ]
a. [ Pref. syn- + cotyledonous. ] (Bot.) Having united cotyledonous. [ 1913 Webster ]