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1 American  
[rah] / rɑ /

noun

  1. the 10th letter of the Arabic alphabet.


Ra 2 American  
[rah] / rɑ /
Also Re

noun

Egyptian Religion.
  1. a sun god of Heliopolis, a universal creator worshiped throughout Egypt (typically represented as a hawk-headed man bearing on his head the solar disk and the uraeus).


Ra 3 American  
Symbol, Chemistry.
  1. radium.


RA 4 American  
  1. regular army.


R.A. 5 American  

abbreviation

  1. rear admiral.

  2. Astronomy. right ascension.

  3. royal academician.

  4. Royal Academy.


RA 1 British  

abbreviation

  1. rear admiral

  2. astronomy right ascension

  3. (in Britain) Royal Academician or Academy

  4. (in Britain) Royal Artillery

  5. Argentina (international car registration)

"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

Ra 2 British  

symbol

  1. radium

"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

Ra 3 British  
/ rɑː /

noun

  1. the ancient Egyptian sun god, depicted as a man with a hawk's head surmounted by a solar disc and serpent

"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

Etymology

Origin of

From Arabic

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.

Ray, rā, n. a popular name for such flat, cartilaginous fishes as the skate, thornback, and torpedo.—n.

From Chambers's Twentieth Century Dictionary (part 3 of 4: N-R) by Various

Ray, rā, n. the scab—a disease of sheep.

From Chambers's Twentieth Century Dictionary (part 3 of 4: N-R) by Various

Reh, rā, n. a saline efflorescence which comes to the surface in extensive tracts of Upper India.

From Chambers's Twentieth Century Dictionary (part 3 of 4: N-R) by Various