noun Date: 1893 an American swallow ( Tachycineta bicolor syn. Iridoprocne bicolor ) with iridescent greenish-blue upperparts and white underparts
TREE SWALLOW
Meaning of TREE SWALLOW in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012