411 REFERENCE · Wiktionary
Sprague Dawley
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
First produced by the Sprague-Dawley farms in Madison, Wisconsin, in 1925.
Noun
A kind of outbred albino rat used in medical and nutritional research.
Usage notes
The name was originally hyphenated, but the trademark as used today by Envigo is not.