noun Date: 1897 a high close-fitting turnover collar used especially for sweaters, a garment (as a sweater) with a ~, ~ed adjective
TURTLENECK
Meaning of TURTLENECK in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012