Flying fish and Teleost fish

Flying fish noun - Tropical marine fishes having enlarged winglike fins used for brief gliding flight.

Teleost fish and flying fish are semantically related. In some cases you can use "Teleost fish" instead a noun phrase "Flying fish".

Teleost fish noun - A bony fish of the subclass Teleostei.

Flying fish and teleost fish are semantically related. Sometimes you can replace phrase "Flying fish" with "Teleost fish", this phrases are similar.