1) Abbreviation on a key 2) Abbreviation on a relief map 3) Aircraft stat 4) Airplane stat 5) Altimeter 6) Altitude 7) Angular position 8) Aviation stat 9) Bottom-line PC key 10) Bottom-row key 11) Bottom-row keyboard key 12) Bottom-row pc key 13) Button near the space bar 14) Carol in Deadly Past 15) Carol or key 1) Altmode 2) Asph 3) El 4) Elev 5) Model 
Alternate.
• (a. & n.) The higher part of the scale. See Alto.
(abbr.) An alternate character. This may refer to a character besides the current one, or every character owned by a player.
A test that measures the amount of Alanine Transaminase (ALT) in serum. The test is to determine if a cat has liver damage. It is also known as Serum glutamate pyruvate transaminase
Alternate character
Alternative Trading System. This term is defined under section 301 of the U.S. Securities Act.
abbreviation: altitude
<enzyme> A liver enzyme that plays a role in protein metabolism, like AST (see). Elevated serum levels of ALT are a sign of liver damage from disease or drugs. ... Synonym: serum glutamic pyruvic transaminase. ... (13 Jan 1998) ... 
alanine transaminase.
Alternate (mode)
Altimetry data. 
Alt adjective & noun [ See Alto .] (Mus.) The higher part of the scale. See Alto . To be in alt , 
Alt is Australian slang for a follower of an alternative lifestyle.
Alanine transaminase
Alternating
Armoured Launching Turret
(English) a jazz term which instructs chord-playing musicians such as a jazz pianist or jazz guitarist to perform a dominant (V7) chord with altered upper extensions (e.g., sharp 11th, flat 13th, etc.).
Alternator (replaced with GEN)
Alternative
acronym: Alert, Northwest Territories, Canadaacronym: altimeter
Alanine aminotransferase / alanine transaminase (see also GPT, SGPT)
alternate(ing)