balaclava

 
Pronunciation: /ˌbaləˈklɑːvə/
(also balaclava helmet)

noun

chiefly British
  • a close-fitting garment covering the whole head and neck except for parts of the face, typically made of wool.

Origin:

late 19th century (worn originally by soldiers on active service in the Crimean War): named after the port of Balaclava in the Crimea (see Balaclava, Battle of)