The Collaborative International Dictionary of English v.0.48:
Invert \In*vert"\, v. t. [imp. & p. p. Inverted; p. pr. & vb.
n. Inverting.] [L. invertere, inversum; pref. in- in +
vertere to turn. See Verse.]
1. To turn over; to put upside down; to upset; to place in a
contrary order or direction; to reverse; as, to invert a
cup, the order of words, rules of justice, etc.
That doth invert the attest of eyes and ears,
As if these organs had deceptious functions. --Shak.
Such reasoning falls like an inverted cone,
Wanting its proper base to stand upon. --Cowper.
2. (Mus.) To change the position of; -- said of tones which
form a chord, or parts which compose harmony.
3. To divert; to convert to a wrong use. [Obs.] --Knolles.
4. (Chem.) To convert; to reverse; to decompose by, or
subject to, inversion. See Inversion, n., 10.