adjective Having the form of a wedge; wedge-shaped, especially with a tapered end.
adjective Written in the cuneiform writing system.
noun An ancient Mesopotamian writing system, adapted within several language families, originating as pictograms in Sumer around the 30th century BCE, evolving into more abstract and characteristic wedge shapes formed by a blunt reed stylus on clayen tablets.
noun A wedge-shaped bone, especially a cuneiform bone.