We found one dictionary that defines the word underrehearsal:

General (1 matching dictionary)

1. underrehearsal: Wiktionary

Definitions from Wiktionary (underrehearsal) ▸ noun:  Insufficient rehearsal. ▸ Words similar to underrehearsal ▸ Usage examples for underrehearsal ▸ Idioms related to underrehearsal ▸ Wikipedia articles (New!) ▸ Popular adjectives describing underrehearsal ▸ Words that often appear near underrehearsal ▸ Rhymes of underrehearsal ▸ Invented words related to underrehearsal