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Aqua– is a combining form used like a prefix meaning “water.” It is occasionally used in a variety of scientific and technical terms.

Aquia comes from Latin aqua, meaning “water.” The Greek translation is ​​​​��ý��ō��, meaning “water,” which is the source of such combining forms as hydro–.

What are variants of aqua-?

In some terms, aqua– becomes aqui-, as in aquifer, from French ����ܾ���è����. Want to know more? Read our 51�Թ�s That Use article on aqui–.

One example of a term that features the form aqua– is aquanaut, “an undersea explorer.”

Aqua– means “water,” as we have seen. The –naut part of the word roughly means “sailor” or “pilot,” from Greek –�Բ�ú��ŧ��. Aquanaut literally translates to “water pilot.”

What are some words that use the combining form aqua-?

• aquacade
• aquaculture
• aquafarm
• aquarium (using the equivalent form of aqua– in Latin)
• aquashow
• aquatic (using the equivalent form of aqua– in Latin)

What are some other forms that aqua– may be commonly confused with?

• agri-
• auri-

Given the meaning of aqua-, what is an aquafarm?