Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
mansard is a noun and adjective meaning "a hip roof having two slopes on each side". It carries 2 recorded senses.
a hip roof having two slopes on each side
(of a roof) having two slopes on all sides with the lower slope steeper than the upper
“the story formed by a mansard roof is usually called the garret”
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 mansard come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.