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Definitions

iridescence

[ir-i-des-uhns] / ˌɪr ɪˈdɛs əns /
NOUN
luminosity
Synonyms
Antonyms
STRONG


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.

The team found that sea silk's iridescence is created by a spherical protein structure known as "photonin."

From Science Daily • Feb. 9, 2026

Tentacular growths begin to invade the offshore structure, shimmering with oily iridescence against the rig’s dull, cold steel.

From New York Times • Jun. 17, 2024

At 5 millimeters long, the new species is large for a member of the Bembidion genus, and when looked at under magnification its brown color has a green-and-gold iridescence.

From Los Angeles Times • Mar. 31, 2023

Some species use their iridescence to attract mates or give off warning signals, but it’s not clear whether the ghost catfish’s colors serve a purpose, Rutowski said.

From Seattle Times • Mar. 13, 2023

The sun sparked iridescence from their purple necks as they pecked.

From "Black Like Me" by John Howard Griffin