infrared

[in-fruh-red] / ˌɪn frəˈrɛd /

NOUN

red

Synonyms

STRONGEST

cardinal coral crimson flaming glowing maroon rose wine

STRONG

blooming blush brick burgundy carmine cerise cherry chestnut claret copper dahlia fuchsia garnet geranium magenta pink puce ruby russet rust salmon sanguine scarlet titian vermilion

WEAK

bloodshot florid flushed healthy inflamed roseate rosy rubicund ruddy rufescent

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Roman's infrared instruments will be able to observe these glowing planets and study how their brightness changes over time.

From Science Daily • Jun. 1, 2026

I looked away from the infrared scope but could see nothing.

From The Wall Street Journal • May 30, 2026

Most of the videos disclosed on Friday feature grainy footage captured by US military infrared cameras between 2018 and 2023.

From BBC • May 22, 2026

Booths of less well-known companies showcased the diverse range of drone technologies available, including "anti-jamming" devices, "sound recognition", "infrared thermal imaging" and "laser countermeasures".

From Barron's • May 21, 2026

Kyle stayed on his direct trajectory to Flora and Ulysses, but within seconds, his hover ladder’s infrared collision sensors picked up the approach of Marjory’s platform.

From "Mr. Lemoncello's Library Olympics" by Chris Grabenstein

Vocabulary lists containing infrared

Physical Science - Energy - Middle School

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Physics - Middle School

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Physics - High School

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