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

Unique red sand, aqua seas, and dramatic lava cliffs provide an inspired setting. — Jennifer Tzeses, Condé Nast Traveler, 10 Sep. 2026

The chocolatey hue can also be styled with punchier colors, like canary yellow, baby pink, or my personal favorite, aqua blue. — Kelsey Stiegman, Glamour, 8 Sep. 2026

The plant also failed to keep records of inspections and tests of the aqua ammonia tank and associated piping and valves, the citation said. — ABC News, 4 Sep. 2026

The children’s splash park has eight aqua spray water jets, four waterslides and a giant splash bucket, while the family water park has a 241-foot waterslide, a 224-foot closed tube waterslide, and a 291-foot raft slide. — Ashlyn Robinette, PEOPLE, 1 Sep. 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