roof
noun · verbA1Định nghĩa theo từ loại
Danh từ
noun- 1.
(architecture) The external covering at the top of a building.
The roof was blown off by the tornado.
- 2.
The top external level of a building.
Let's go up to the roof.
- 3.
The upper part of a cavity.
The palate is the roof of the mouth.
- 4.
(mining) The surface or bed of rock immediately overlying a bed of coal or a flat vein.
- 5.
(climbing) An overhanging rock wall.
- 6.
(archaic, slang)A hat.
Động từ
verb- 1.
(transitive)To cover or furnish with a roof.
- 2.
To traverse buildings by walking or climbing across their roofs.
- 3.
(slang, transitive)To put into prison, to bird.
- 4.
(transitive)To shelter as if under a roof.
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Nguồn gốc từ
From Middle English rhof, rof, roof, rooff, rufe, ruffe, from Old English hrōf (roof; heaven, sky), from *hrōf, from Proto-Germanic *hrōfą (roof), from Proto-Indo-European *ḱrapo- (roof), from *krāwə- (to cover, heap). 2 cog Cognate with roef, rógv; also strop, строп,, strȍp (ceiling).