middle age

middle age definition - medical

mid·dle age (mĭdˈl)

noun
The time of human life between youth and old age, usually reckoned as the years between 40 and 60. Also called midlife.

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.