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scutellum

[ skyoo-tel-uhm ]

noun

, plural scu·tel·la [skyoo-, tel, -, uh].
  1. Botany. the shieldlike cotyledon of certain monocots.
  2. Zoology. a small plate, scutum, or other shieldlike part, as on the thorax of insects or the feet of birds.


scutellum

/ skjuːˈtɛləm; ˈskjuːtɪˌleɪt; -lɪt /

noun

  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
  4. any other small shield-shaped part or structure
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


scutellum

/ skyo̅o̅-tĕləm /

, Plural scutella

  1. A shieldlike bony plate or scale, as on the thorax of some insects.
  2. The large, shield-shaped cotyledon of the embryo of a grass plant, specialized for the absorption of food from the endosperm.


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Derived Forms

  • scutellate, adjective
  • scuˈtellar, adjective
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Word History and Origins

Origin of scutellum1

1750–60; < New Latin, equivalent to Latin scūt ( um ) shield ( scute ) + -ellum diminutive suffix
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Word History and Origins

Origin of scutellum1

C18: from New Latin: a little shield, from Latin scūtum a shield
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Example Sentences

Scutell′iform, scutellate; Scutellig′erous, provided with a scutellum; Scutelliplan′tar, having the back of the tarsus scutellate.

In some grasses there is a small scale-like appendage opposite the scutellum, the epiblast.

Apodema: a conspicuous transverse band crossing the thorax in front of the scutellum in male Coccidae.

Axillae: two small, subtriangular sclerites at the lateral basal angles of the meso-scutellum in Proctytripidae.

Dorsulum: the mesonotum before the scutellum, with the wing sockets: also, specifically, the meso-scutellum.

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scutellationscutiform