transitive verb

1. to turn upside down
2. to change to the direct opposite; reverse the order, position, direction, etc. of
3. to subject to inversion (in various senses)
4. Math. to divide 1 by (a given quantity)

Etymology: L invertere < in-, in, to, toward + vertere, to turn: see verse

adjective

noun

1. an inverted person or thing
2. Psychiatry homosexual: now seldom used