Dictionary.com
Thesaurus.com

dorsum

American  
[dawr-suhm] / ˈdɔr səm /

noun

Anatomy, Zoology.
  • dorsa
    plural
  1. the back, as of the body.

  2. the back or outer surface of an organ, part, etc.


dorsum British  
/ ˈdɔːsəm /

noun

  1. a technical name for the back 1

  2. any analogous surface

    the dorsum of the hand

"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 dorsum

Borrowed into English from Latin around 1775–85

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 dorsum nasi is the length of the nose.

From Textbooks Jun. 19, 2013

Septal cartilage is flexible hyaline cartilage connected to the nasal bone, forming the dorsum nasi.

From Textbooks Jun. 19, 2013

In some specimens the dorsum is nearly uniform pale green or tan with a few small, dark spots.

From Neotropical Hylid Frogs, Genus Smilisca by William E. Duellman

The streaked brown dorsum, combined with the lizards' habit of pressing the body against the trunks of trees, make this anole especially difficult to see.

From Amphibians and Reptiles of the Rainforests of Southern El Peten, Guatemala by William E. Duellman

The dorsum is brown with dark brown blotches separated middorsally by a narrow orange-tan stripe extending from the nape to the base of the tail.

From Amphibians and Reptiles of the Rainforests of Southern El Peten, Guatemala by William E. Duellman

Axons and cell bodies in the dorsa spinal cord convey mostly sensory information from the body to the brain.

From Textbooks Apr. 25, 2013

Under this Rule, some nouns suffer a syncope; as, dorus m. a door, n. p. dorsa for dorusa.

From Elements of Gaelic Grammar by Alexander Stewart

Looking eastward the land smoothens, the dorsa fall more gently towards the counter-slope, and there are none of the "Morros" which we have traversed.

From Two Trips to Gorilla Land and the Cataracts of the Congo Volume 2 by Sir Richard Francis Burton

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training