I. wi-ˈthin, -ˈthin adverb
Etymology: Middle English withinne, from Old English withinnan, from with + innan inwardly, within, from in
Date: before 12th century
1. : in or into the interior : inside
2. : in one's inner thought, disposition, or character : inwardly
search within for a creative impulse — Kingman Brewster †1988
II. preposition
Date: 12th century
1. — used as a function word to indicate enclosure or containment
2. — used as a function word to indicate situation or circumstance in the limits or compass of: as
a. : before the end of
gone within a week
b.
(1) : not beyond the quantity, degree, or limitations of
live within your income
(2) : in or into the scope or sphere of
within the jurisdiction of the state
(3) : in or into the range of
within reach
within sight
(4) — used as a function word to indicate a specified difference or margin
came within two points of a perfect mark
within a mile of the town
3. : to the inside of : into
sunk the sea within the earth — Shakespeare
III. noun
Date: 15th century
: an inner place or area
revolt from within
IV. adjective
Date: 1748
: being inside : enclosed
the within indictment