aqua

noun

1
plural aquae ˈä-ˌkwī How to pronounce aqua (audio)
also
ˈa-(ˌ)kwē How to pronounce aqua (audio)
: 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
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This is the aqua dial version, 40 mm. Justin Fenner, Robb Report, 21 Apr. 2026 Two silhouettes caught on grainy security cameras, padding through a massive, empty aqua park lit only by whatever ambient light existed. Hanna Wickes, Fort Worth Star-Telegram, 15 Apr. 2026 The footage, shared by the Daily Mail, shows security cameras capturing the pair inside the Brosko Volna aqua park in Khabarovsk, Russia, outside normal operating hours. Hanna Wickes, Miami Herald, 15 Apr. 2026 The river ran aqua-blue and crystalline on a Monday in late March, its sometimes murky waters cleared and cooled by a spring. Lauren Villagran, USA Today, 11 Apr. 2026 See All Example Sentences for aqua

Word History

Etymology

Latin — more at island

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of aqua was in the 14th century

Browse Nearby Words

Cite this Entry

“Aqua.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aqua. Accessed 27 Apr. 2026.

Kids Definition

aqua

noun
: a light greenish blue

Medical Definition

aqua

noun
plural aquae ˈak-(ˌ)wē How to pronounce aqua (audio) ˈäk-ˌwī How to pronounce aqua (audio) or aquas
: water
especially : an aqueous solution

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