rat

rat definition - medical

rat (răt)

noun
Any of various long-tailed rodents of the genus Rattus and related genera, including certain strains used in scientific research and certain species that are vectors for various diseases.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.
Related Discussions (2)
TopicRepliesLatest Post
i can smell a rat.56 months ago
i can smell a rat.89 months ago

Browse Forums