definitions

rā

[ rah ]
/ rɑ /

noun

the 10th letter of the Arabic alphabet.

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Nearby words

röntgeno-, rösti, rüdesheimer, rügen, rümker, rā, rāmānuja, s, s & m, s 500, s and h

Origin of rā

From Arabic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for rā (1 of 3)

RA

abbreviation for

rear admiral
astronomy right ascension
(in Britain) Royal Academician or Academy
(in Britain) Royal Artillery
Argentina (international car registration)

Word Origin for RA

(sense 5) from República Argentina

British Dictionary definitions for rā (2 of 3)

Ra

1

the chemical symbol for

radium

British Dictionary definitions for rā (3 of 3)

Ra

2

Re

/ (rɑː) /

noun

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

Medicine definitions for rā

Ra

The symbol for the elementradium
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for rā

Ra

The symbol for radium.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.