es·ker 
(ĕskər)
(ĕskər)n.
A long, narrow, steep-sided ridge of coarse sand and gravel deposited by a stream flowing in or under a melting sheet of glacial ice. Also called os3.
[Irish Gaelic eiscir, from Old Irish escir.]
- compulsively
- compulsiveness
- compulsivity
- compulsorily
- compulsoriness
- compulsory
- compunction
- compunctious
- compunctiously
- compurgation
- computability
- computable
- computation
- computational
- computational biology
- computational complexity
- computationally
- compute
- computed axial tomography
- computed tomography
- computer
- computer age
- computerese
- computer graphics
- computerist