1) Precedence 1) Preceding in time 
In lexicography, antedating means finding earlier citations of a particular term than those already known.{dubious|date=July 2014} Historical dictionaries such as the Oxford English Dictionary provide citations meant to show the evolution of every word, beginning with the earliest known usage. Antedating is a key task in lexicography and a popular...
• (p. pr. & vb. n.) of Antedate