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单词 alismad
释义

alismadn.

Brit. /əˈlɪzməd/, U.S. /əˈlɪzməd/
Origin: Formed within English, by derivation. Etymons: alisma n., -ad suffix1.
Etymology: < alisma n. + -ad suffix1. Compare slightly earlier alismaceous adj.
Botany. Now rare.
Originally: †(J. Lindleys's name for) a plant of the former family Alismaceae (now Alismataceae), comprising various aquatic and marshland monocotyledonous plants (obsolete). In later use (more widely): any plant of the order Alismatales. Cf. alismaceous adj., alisma n.
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the world > plants > particular plants > plants and herbs > aquatic, marsh, and sea-shore plants > [noun] > water-plantain
water plantain1538
alisma1575
sea-plantain1578
thrumwort1829
alismad1846
1846 J. Lindley Veg. Kingdom 141 By their tripetaloideous flowers, with an inferior ovary, they are separated from Alismads.
1888 Pop. Monthly June 683/1 The arums belong to that great division of plants, the endogens, in which are included the true aquatics—..typhads, naiads, alismads, and plants with tuberous roots.
1913 Trans. Kansas Acad. Sci. 1912 25 112 (heading) Alismales. The alismads.
1999 Bot. Rev. 65 373 As in other alismads the vegetative shoot apex bifurcates to form the inflorescence and a large vegetative bud.
This entry has been updated (OED Third Edition, September 2012; most recently modified version published online December 2021).
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n.1846
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