say it: day-BYOO
debut is a verb and noun meaning "present for the first time to the public". It carries 5 recorded senses.
performing arts
the act of beginning something new
“they looked forward to the debut of their new product line”
the presentation of a debutante in society
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for debut come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.