white rat

noun

: a rat of an albino strain of the brown rat that is used extensively as a laboratory animal in biological experimentation

Dictionary Entries Near white rat

Cite this Entry

“White rat.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/white%20rat. Accessed 24 Dec. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!