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单词 scutellum
释义

WordReference Random House Unabridged Dictionary of American English © 2024
scu•tel•lum  (skyo̅o̅ teləm),USA pronunciation n., pl. -tel•la 
    (-telə).USA pronunciation 
  1. Botanythe shieldlike cotyledon of certain monocots.
  2. Zoologya small plate, scutum, or other shieldlike part, as on the thorax of insects or the feet of birds.
  • Neo-Latin, equivalent. to Latin scūt(um) shield (see scute) + -ellum diminutive suffix
  • 1750–60

Collins Concise English Dictionary © HarperCollins Publishers::
scutellum /skjuːˈtɛləm/ n ( pl -la / -lə/)
  1. the last of three plates into which the notum of an insect's thorax is divided
  2. one of the scales on the tarsus of a bird's leg
  3. an outgrowth from a germinating grass seed that probably represents the cotyledon
Etymology: 18th Century: from New Latin: a little shield, from Latin scūtum a shield

scutellate /ˈskjuːtɪˌleɪt -lɪt/ adj
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