Definition of root
- the root of the tongue
- the love of money is the root of all evil
- —1 Timothy 6:10 (King James Version)
- they put down roots in a farming community
- 2 is a fourth root of 16
- root user
- root directory
Elm trees have shallow roots.
Pull weeds up by the roots so that they don't grow back.
You can tell that she dyes her hair blonde because her dark roots are showing.
: the part of a plant that grows underground, gets water from the ground, and holds the plant in place
: the part of a tooth, hair, fingernail, etc., that is attached to the body
: the cause or source of something
What made you want to look up root? Please tell us where you read or heard it (including the quote, if possible).