Thesaurus.com
Dictionary.com
Showing results for infrared. Search instead for infrare.
Definitions

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.

By engineering a subwavelength grating, they were able to trap infrared light within a layer only 40 nanometers thick.

From Science Daily • Apr. 5, 2026

This ranges from shapes captured on trails or infrared cameras to a howl or witness testimony, allowing Bigfooters to hypothesise what that means about the beast's "anatomy, behaviour, sociality and levels of intelligence".

From BBC • Apr. 3, 2026

Embarking on expeditions in vast and sometimes dangerous environments, Bigfoot hunters set out with drones, infrared cameras, audio recorders and materials to cast footprints.

From BBC • Apr. 3, 2026

These infrared lasers are commonly used in data centers and sensing technologies because they are efficient and capable of operating at very high speeds.

From Science Daily • Apr. 2, 2026

Looking out the window I can see it, a glimmer, like the phosphorescence you get in stirred seawater, behind the sky, which is overcast and too low and a dull gray infrared.

From "The Handmaid's Tale" by Margaret Atwood