true sparrow

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any of several small dull-colored singing birds feeding on seeds or insects
• Syn:
sparrow
• Hypernyms:
passerine, passeriform bird
• Hyponyms:
English sparrow, house sparrow, Passer domesticus, tree sparrow, Passer montanus
• Member Holonyms:
Passeridae, family Passeridae