We found one dictionary that defines the word allargandos:

General (1 matching dictionary)

1. allargandos: TheFreeDictionary.com

(Note: See allargando as well.)

Definitions from Wiktionary (allargando) ▸ adverb:  (music) Decreasing in tempo; getting slower. ▸ Also see allargando ▸ Words similar to allargandos ▸ Usage examples for allargandos ▸ Idioms related to allargandos ▸ Wikipedia articles (New!) ▸ Words that often appear near allargandos ▸ Rhymes of allargandos ▸ Invented words related to allargandos