We found 2 dictionaries that define the word gladden someone's heart:

General (2 matching dictionaries)

1. gladden someone's heart: Merriam-Webster
2. gladden someone's heart: Wiktionary

Definitions from Wiktionary (gladden someone's heart) ▸ verb:  (dated) Synonym of warm someone's heart ▸ Words similar to gladden someone's heart ▸ Usage examples for gladden someone's heart ▸ Idioms related to gladden someone's heart ▸ Wikipedia articles (New!) ▸ Words that often appear near gladden someone's heart ▸ Rhymes of gladden someone's heart ▸ Invented words related to gladden someone's heart