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ramus

American  
[ray-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

It is located immediately next to the mandibular foramen, on the medial side of the ramus.

From Textbooks ● Jun. 19, 2013

Mandibular foramen—This opening is located on the medial side of the ramus of the mandible.

From Textbooks ● Jun. 19, 2013

Sample: Fora consumatio est ramus malin rite confedo saluero.

From Time Magazine Archive

Tongue ovoid, barely notched behind and slightly free posteriorly; vomerine teeth 2-3, situated on -shaped elevations between round inner nares; openings to vocal sac large, one situated along inner posterior edge of each mandibular ramus.

From A Review of the Middle American Tree Frogs of the Genus Ptychohyla by William E. Duellman

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

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

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

The symphysis, which completely blends the rami of the jaw, is short.

From Dragons of the Air An Account of Extinct Flying Reptiles by H. G. Seeley

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