1

pinion

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noun pin·ion \ˈpin-yən\

Definition of pinion

  1. 1 :  the terminal section of a bird's wing including the carpus, metacarpus, and phalanges; broadly :  wing

  2. 2 :  feather, quill; also :  flight feathers

pinioned

play \-yənd\ adjective

Origin and Etymology of pinion

Middle English, probably modification of Anglo-French *empignon, enpenoun flight feathers, ultimately from Vulgar Latin *pinnion-, pinnio, from Latin pinna feather — more at pen


First Known Use: 15th century


2

pinion

verb pin·ion

Definition of pinion

  1. transitive verb
  2. 1 a :  to disable or restrain by binding the arms b :  to bind fast :  shackle

  3. 2 :  to restrain (a bird) from flight especially by cutting off the pinion of one wing

Examples of pinion in a sentence

  1. They pinioned his arms behind his back.

  2. <Joan of Arc was pinioned to a stake and burned as a heretic.>

1558

First Known Use of pinion

1558


3

pinion

noun pin·ion

Definition of pinion

  1. 1 :  a gear with a small number of teeth designed to mesh with a larger wheel or rack

  2. 2 :  the smaller of a pair or the smallest of a train of gear wheels

Origin and Etymology of pinion

French pignon, from Middle French peignon, from peigne comb, from Latin pecten — more at pectinate


First Known Use: 1659

Other Mechanical Engineering Terms


PINION Defined for English Language Learners


2

pinion

verb pin·ion

Definition of pinion for English Language Learners

  • : to tie up (someone's arms or legs) very tightly


PINION Defined for Kids

pinion

play
verb pin·ion \ˈpin-yən\

Definition of pinion for Students

pinioned

pinioning

  1. 1 :  to restrain by tying the arms to the body

  2. 2 :  to tie up or hold tightly <The guards pinioned the prisoner's arms.>

  3. 3 :  to prevent a bird from flying especially by cutting off the end of one wing



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