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Từ điển Oxford Learners Wordfinder Dictionary
topminnow
1. freshwater fish of Central America having a long swordlike tail; popular aquarium fish • Syn: swordtail, helleri, Xyphophorus helleri • Hypernyms: cyprinodont • Member Holonyms: Xyphophorus, genus Xyphophorus 2. small usually brightly-colored viviparous surface-feeding fishes of fresh or brackish warm waters; often used in mosquito control • Syn: poeciliid fish, poeciliid, live-bearer • Hypernyms: cypriniform fish • Hyponyms: mosquitofish, Gambusia affinis, platy, Platypoecilus maculatus, mollie, molly • Member Holonyms: Poeciliidae, family Poeciliidae
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