activity

activity definition - medical

ac·tiv·i·ty (ăk-tĭvˈĭ-tē)

noun
  1. A physiological process.
  2. The presence of neurogenic electrical energy in electroencephalography.
  3. An ideal concentration for which the law of mass action will apply perfectly.
  4. The intensity of a radioactive source.
  5. The ability to take part in a chemical reaction.

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 (1)
TopicRepliesLatest Post
Using same word for activity and those engaged in it61 year ago

Browse Forums