What is the meaning of Alt?

ISO 639-2 & ISO 639-3 language code for Southern Altai.

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

A state of excitement, a heightened emotional condition.

Clipping of alternate.

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

Clipping of altitude.

An alternate or secondary character.

An alternate account.

An alternative investment or alternative fund.

Synonym of altbier

other

lower part

bottom

lower

high

tall

old

old, elderly

old

gold

from underneath

under, bottom

underside

Only used in alt bûn (to be beaten, defeated)

Only used in alt kirin (to beat, defeat, subdue)

alto; contralto

neuter singular of all

everything, all, anything

already

alto; contralto

neuter singular of all

everything, all, anything

old

old

third-person singular preterite active conjunct of ailid

singular preterite passive conjunct of ailid

old

alto

neuter singular of al

alto (musical part)

alto (person or instrument)

a woman singing or playing the alto part

all

all

high

top, summit

old

ancient

elderly

contralto (female singer or voice)

alto (vocal section)

joint; juncture

joint, knuckle

knot

hillock

bit

stumpy person

paragraph; section

article; clause

articulate, joint

alto

Alternative form of ailt (steep-sided glen; ravine)

stop!

high

sometimes

old

alto (singing voice range)

alto (instrument within the alto range)

portion or section of a song sung in an alto

middle-pitched voice of a hunting dog (instrument within the alto range)

alto (person with an alto voice)

alt, alt key

enthusiasm, gusto

other, another

joint

article

an alto

bottom

under

Source: wiktionary.org