invert1
v.
/
ɪnˈvəːt/
- put upside down or in the opposite position, order, or arrangement.
- Music modify (a phrase) by reversing the direction of pitch changes.
▸alter (an interval or chord) by changing the relative position of the notes in it.
- chiefly Mathematics subject to inversion.
n.
/
ˈɪnvəːt/
- an inverted arch, as at the lower surface of a sewer.
- Psychology, dated a homosexual.
- Philately a postage stamp printed with an error such that all or part of its design is upside down.
Derivative
- invertibility n.
- invertible adj.
Etymology
C16: from L. invertere, lit. ‘turn inside out’.