/widh in", with-/ , adv.
1. in or into the interior or inner part; inside.
2. in or into a house, building, etc.; indoors: The fire was burning on the hearth within.
3. on, or as regards, the inside; internally.
4. inside an enclosed place, area, room, etc.: He was startled by a cry from within.
5. in the mind, heart, or soul; inwardly.
prep.
6. in or into the interior of or the parts or space enclosed by: within city walls.
7. inside of; in.
8. in the compass or limits of; not beyond: within view; to live within one's income.
9. at or to some point not beyond, as in length or distance; not farther than: within a radius of a mile.
10. at or to some amount or degree not exceeding: within two degrees of freezing.
11. in the course or period of, as in time: within one's memory; within three minutes.
12. inside of the limits fixed or required by; not transgressing: within the law.
13. in the field, sphere, or scope of: within the family; within one's power.
n.
14. the inside of a place, space, or building.
[ bef. 1000; ME withinne (prep. and adv.), OE withinnan (adv.), equiv. to with WITH- + innan from within, equiv. to in IN + -an suffix of motion from ]