LAH


Meaning of LAH in English

(also la )

■ noun Music (in tonic sol-fa) the sixth note of a major scale.

↘the note A in the fixed-doh system.

Origin

ME: representing (as an arbitrary name for the note) the first syllable of L. labii , taken from a Latin hymn.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.