follow Dictionary.com

11 Trending Words of 2014

white rat

noun
1.
an albino variety of the Norway rat, Rattus norvegicus, used in biological experiments.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for white rats

white rat

noun
1.
a white variety of the brown rat (Rattus norvegicus), used extensively in scientific research
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
Cite This Source
white rats in Medicine

white rat n.
A domesticated albino variety of the Norway rat, used extensively in laboratory experiments.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for white rat

Few English speakers likely know this word

Word Value for white

11
10
Scrabble Words With Friends