Incandescent
/ˌɪnkəˈndɛsənt/
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Definition
(adj) Emitting light as a result of being heated.
Sentence Examples
She was incandescent with joy upon hearing his proposal.
We replaced all incandescent lightbulbs with new energy-saving lightbulbs.
CEFR Practice Quiz
The old ____ light bulbs have mostly been replaced by more energy-efficient LED versions.