aqua

noun

ˈä-kwə 

also

ˈa- 

1

plural aquae ˈä-ˌkwī 

also

ˈa-(ˌ)kwē  : water

especially : water sense 5a(2)

2

plural aquas : a light greenish-blue color

Examples of aqua in a Sentence

Recent Examples on the Web

The Singapore Botanical Gardens, a UNESCO World Heritage Site, and one of the world's great urban green spaces, inspired everything from the color palette (soft greens, aqua blues, natural wood tones) to the botanical motifs that appear in textiles and art throughout the property. —Condé Nast, Condé Nast Traveler, 1 Apr. 2026

His dad, who was on assignment for Pathé News, had covered serious news stories like the Lindbergh baby kidnapping in 1932 and the Cuban revolution of 1933 and more frivolous events like an Esther Williams aqua ballet in Miami Beach. —Mike Barnes, HollywoodReporter, 31 Mar. 2026

Plan to kayak the aqua waters with Ecology Outfitters or rent a pontoon from Elkhart Watersports. —Katy Spratte Joyce, Midwest Living, 31 Mar. 2026

Inspired by aqua peel treatments, the formula pairs gentle exfoliants—alpha hydroxy acid (AHA), salicylic acid (BHA), and polyhydroxy acid (PHA)—with a deeply hydrating complex to resurface and replenish the skin simultaneously. —Christa Joanna Lee, Allure, 23 Mar. 2026

Word History

Etymology

Latin — more at island

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing aqua

• aqua fortis
• aqua regia
• aqua vitae
• sub-aqua

Rhymes for aqua

• aquae

Kids Definition

aqua

noun

ˈak-wə  ˈäk- 

: a light greenish blue

Medical Definition

aqua

noun

ˈak-wə  ˈäk- 

plural aquae ˈak-(ˌ)wē  ˈäk-ˌwī  or aquas

: water

especially : an aqueous solution