rotula

noun rot·u·la \ˈrächələ\

Definition of rotula

plural

rotulas

\-ləz\ or

rotulae

\-ˌlē\
  1. 1 :  patella 2a

  2. 2 :  one of the five radial pieces intervening between the alveoli and extending inward toward the esophagus in the Aristotle's lantern of a sea urchin

  3. 3 :  troche

rotular

\-lə(r)\ adjective

rotulian

\räˈtülēən, rä‧ˈtyü-, räˈchü-\ adjective

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Origin and Etymology of rotula

in sense 1, from Middle English, from Medieval Latin, from Latin, little wheel; in other senses, from New Latin, from Latin


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