alt

Of a voice or instrument, high pitch; especially, the octave above the top line of the treble stave.

Sop[hy] Moderato! moderato! Madam. Your Ladyship's absolutely in alt. / L[ady] Scr[ape] In alt! Madam? / Sop[hy] Yes, in alt- Give me leave to tell your Ladyship, that you have raised your voice a full octave higher since you came into the room.

The duet was in alt; one stormed, the other half crying, half scolding, made up in volubility what her aunt possessed in authority, and it was not 'till Lady Meredith had twice raised her mild voice, either party could be silenced.

A state of excitement, a heightened emotional condition.

I was, however, glad at my heart, that Mrs. Moore came up so seasonably with notice, that dinner was ready. The fair fugitive was all in alt. She had the game in her own hands; and by giving me so good an excuse for withdrawing, I had time to strengthen myself; the Captain had time to come; and the Lady to cool.

"Not," added she, as her eyes glittered with anger, and she sidled near the door for an exit—" not but, in the estimation of others, you may be quite an Adonis—a young gentleman of wit and fashion —a beau of the first water; I have no doubt Mary Jane thinks so— you old wretch!" This, in alt, and a bang of the door that brought down an oil picture that hung over it, closed the scene.

Clipping of alternate.

alt key

[…]Adele, Chris Martin of Coldplay, Frank Ocean, Drake, and Ed Sheeran are among many artists who don't appear to spend a lot of time online (or if they do, it's using alt accounts).

Clipping of alternative, especially as a cultural phenomenon seen as being outside the mainstream of its genre.

alt medicine

alt text

Clipping of altitude.

An alternate or secondary account.

Of these alts, how many of them are a gender other than your own?

Yes, I have many alts, and no, none of the others have any unusual capitalisation.

An alternate account.

You've been here four days and you already know about the incident from last year? You're such an obvious alt.

An alternative investment or alternative fund.

liquid alts

An alternate version of a piece of art, especially without much changes beyond a specific thing.