say it: HAHR-twawr-ming
heartwarming is an adjective meaning "causing gladness and pleasure". It carries one recorded sense.
causing gladness and pleasure
“Is there a sight more heartwarming than a family reunion?”
Definitions, synonyms and semantic relations for heartwarming 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.