Meaning of UNDERLAY in English

UNDERLAY

~ 1

■ verb ( past and past participle underlaid ) place something under (something else), especially to support or raise it.

■ noun

1》 material laid under a carpet for protection or support.

2》 Music the manner in which the words are fitted to the notes of a piece of vocal music.

————————

~ 2

past tense of underlie .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.