cerulean

[ suh-roo-lee-uhn ]

adjective

1. deep blue; sky blue; azure.
2. Heraldry. a sky-blue tincture, used especially on the Continent.

cerulean

/ sɪˈruːlɪən /

noun

1. 1. a deep blue colour; azure
   2. ( as adjective )

      a cerulean sea

Word History and Origins

Origin of cerulean¹

1660–70; < Latin caerule ( us ) dark blue, azure (akin to caelum sky) + -an

Word History and Origins

Origin of cerulean¹

C17: from Latin caeruleus, probably from caelum sky

Example Sentences

“San Francisco has never abandoned its values of compassion and second chances,” said Breed, wearing one of her signature suits, this one a bold cerulean blue.

From Los Angeles Times

The “Sin Pijama” singer teased her transition to the genre during her 2023 Coachella set, donning a cerulean tejana hat and a rhinestone bralette.

From Los Angeles Times

October 2020 didn’t feel like the time for dilly-dallying with our things in tow, encased in a glaring wrap of — I’ll call it cerulean — with raining sprinkles and the words “Glazed & Confused” plastered around a big pink doughnut.

From Los Angeles Times

After all, it wasn’t easy: it took a 3,000-mile, 13-year detour to get on the right path — all thanks to a cerulean doughnut truck covered in sprinkles.

From Los Angeles Times

The Voyagers launched in 1977 and sent back the first detailed images beyond Mars, capturing Jupiter’s Great Red Spot, the startling sight of volcanoes on the jovian moon Io, and the cerulean storms in Neptune’s atmosphere.

From Science Magazine

Related Words

• blue-green