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alt

[ alt ]
/ ælt /
Music.
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adjective
noun
in alt, in the first octave above the treble staff.
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Origin of alt

1525–35; <Provençal <Latin altum, noun use of neuter of altus high

Other definitions for alt (2 of 4)

alt-1

variant of alti- before a vowel: altazimuth.

Other definitions for alt (3 of 4)

alt-2

a combining form of alternative, used in compound words describing a nontraditional or unconventional version within a genre or category, often something provocative, subversive, or innovative: alt-country bands; the alt-right movement;alt-weeklies;writers of alt-lit;quinoa and other alt-grains.

Origin of alt-

2
First recorded in 1985–90; from the use of the prefix alt- in Usenet, to denote newsgroups with unconventional discussion topics

Other definitions for alt (4 of 4)

alt.

abbreviation
alteration.
alternate.
altitude.
alto.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use alt in a sentence

British Dictionary definitions for alt

alt
/ (ælt) music /

adjective
(esp of vocal music) high in pitch
of or relating to the octave commencing with the G above the top line of the treble staff
noun
in alt in the octave directly above the treble staff

Word Origin for alt

C16: from Provençal, from Latin altus high, deep
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for alt

ALT
[ ā′ĕl-tē ]

n.
alanine aminotransferase
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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