say it: SWEL-tur-ing
sweltering is an adjective meaning "excessively hot and humid or marked by sweating and faintness". It is pronounced /ˈswɛltɚɪŋ/ — SWEL-tur-ing. It carries one recorded sense.
Definitions, synonyms and semantic relations for sweltering 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.