one-piece

Translations
цельный
состоящий из одной детали
однокомпонентный
слитный купальник
закрытый купальник
Definitions
Made or constructed as a single unit rather than assembled from separate parts.
A garment made in one piece, especially a swimsuit that covers the torso in a continuous section.
Words
one

numeral
один
piece

noun
часть