Definition of tetra
: any of numerous small often brightly colored South American characin fishes often bred in tropical aquariums
Definition of tetra-
1 : four : having four : having four parts <tetravalent>
2 : containing four atoms or groups (of a specified kind) <tetrachloride>
Variants of tetra-
Origin of tetra-
New Latin, from Greek; akin to Greek tettares four — more at four
Learn More about tetra
Britannica.com: Encyclopedia article about "tetra"
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