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ramus

American  
[rey-muhs] / ˈreɪ məs /

noun

Botany, Zoology, Anatomy.
rami plural
  1. a branch, as of a plant, vein, bone, etc.


ramus British  
/ ˈreɪməs /

noun

  1. the barb of a bird's feather

  2. either of the two parts of the lower jaw of a vertebrate

  3. any part or organ that branches from another part

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of ramus

1795–1805; < Latin rāmus branch, twig, bough; akin to rādīx root 1 ( see radix)

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The mouse sensory barrel cortex was activated by stimulation of the contralateral ramus infraorbitalis of the trigeminal nerve using a set of custom-made bipolar electrodes inserted percutaneously.

From Nature Apr. 4, 2014

The inferior pubic ramus extends downward to join the ischial ramus.

From Textbooks Jun. 19, 2013

Extending downward and laterally from the body is the inferior pubic ramus.

From Textbooks Jun. 19, 2013

Sample: Fora consumatio est ramus malin rite confedo saluero.

From Time Magazine Archive

Medial view of left ramus of lower mandible of Mourning Dove. × 2-1/2.

From Jaw Musculature of the Mourning and White-winged Doves by Merz, Robert L.

The inverted V-shape formed as the ischiopubic rami from both sides come together at the pubic symphysis is called the subpubic angle.

From Textbooks Jun. 19, 2013

The pubic arch is the bony structure formed by the pubic symphysis, and the bodies and inferior pubic rami of the adjacent pubic bones.

From Textbooks Jun. 19, 2013

The subpubic angle is formed by the medial convergence of the right and left ischiopubic rami.

From Textbooks Jun. 19, 2013

This neuron then projects to a target effector—in this case, the trachea—via gray rami communicantes, which are unmyelinated axons.

From Textbooks Jun. 19, 2013

Interramal, in-tėr-rā′mal, adj. situated between the rami or forks of the lower jaw.

From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various

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