Simple Definition of lighthearted

from our Learner's Dictionary

lighthearted

adjective

ˈlaɪtˌhɑɚtəd How to pronounce lighthearted (audio)
1
: having or showing a cheerful and happy nature
a lighthearted mood
a lighthearted young woman
2
: not serious
a lighthearted comedy

Cite this Entry

“Lighthearted.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/lighthearted. Accessed 15 Apr. 2026.

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