noun la·bel·lum \lə-ˈbe-ləm\

Definition of labellum



play \lə-ˈbe-lə\
  1. 1 :  the median and usually most morphologically distinct member of the corolla of an orchid

  2. 2 :  a terminal part of the labium or labrum of various insects

Origin and Etymology of labellum

New Latin, from Latin, diminutive of labrum lip — more at lip

First Known Use: 1830

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