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late 12c., a shortening of Old English adrædan, contraction of ondrædan "counsel or advise against," also "to dread, fear, be afraid," from on- "against" + rædan "to advise" (see read (v.)). Cognate of Old Saxon andradon, Old High German intraten. Related: Dreaded; dreading. As a noun from 12c.
a fundamental category of existentialism. According to the 19th-century philosopher Soren Kierkegaard, dread, or angst, is a desire for what one fears and is central to his conception of original sin. For the 20th-century German philosopher Martin Heidegger, anxiety is one of the distinctive ways through which Dasein (the historical person) is disclosed as a contingent being, and thus anxiety is that through which fear first becomes possible