ultramarine

1 of 2

noun

ul·​tra·​ma·​rine ˌəl-trə-mə-ˈrēn 

1

: a vivid blue

2

a(1)

: a blue pigment prepared by powdering lapis lazuli

(2)

: a similar pigment prepared from kaolin, soda ash, sulfur, and charcoal

b

: any of several related pigments

ultramarine

2 of 2

adjective

: situated beyond the sea

Examples of ultramarine in a Sentence

Recent Examples on the Web

Noun

White fire-resistant fabric floated towards the water, then disappeared into the deep ultramarine expanse of the Pacific Ocean. —Literary Hub, 7 Nov. 2025

Each floor has a different color palette inspired by the landscapes of Monte Argentario: soft sage green, rich ochre, or a vibrant ultramarine. —Flora Stubbs, Travel + Leisure, 3 Oct. 2025

Adjective

His works can be found in the city’s most important museums, where some of them still have ultramarine skies, and on the walls and ceilings of the Doge’s Palace, once the seat of Venetian power. —Anne Applebaum, The Atlantic, 17 Dec. 2025

Like the famed artist, Carmen's painting features bold splashes of color, in this case vibrant yellow and ultramarine with lines of magenta, white and more scattered throughout. —Michael Nied, PEOPLE, 5 Sep. 2025

Word History

Etymology

Noun

Medieval Latin ultramarinus coming from beyond the sea, from Latin ultra- + mare sea — more at marine

First Known Use

Noun

1598, in the meaning defined at sense 2a(1)

Adjective

1652, in the meaning defined above

Rhymes for ultramarine

• antonine
• aubergine
• celestine
• cytosine
• emetine
• infantine
• johannine
• kerosine
• kundalini
• nepheline
• phenelzine
• proserpine

Kids Definition

ultramarine

noun

ul·​tra·​ma·​rine

ˌəl-trə-mə-ˈrēn

: a vivid blue