noun Date: 1862 an aquatic bug (family Notonectidae) that swims on its back
BACKSWIMMER
Meaning of BACKSWIMMER in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012
noun Date: 1862 an aquatic bug (family Notonectidae) that swims on its back
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012