Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
tympanoplasty is a noun meaning "surgical correction or repair of defects or injuries in the eardrum or the bones of the middle ear". It carries one recorded sense.
surgical correction or repair of defects or injuries in the eardrum or the bones of the middle ear
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 tympanoplasty come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.