| poeciliid fish | |
noun | |
| small usually brightly-colored viviparous surface-feeding fishes of fresh or brackish warm waters; often used in mosquito control [syn: topminnow] |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
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