Occam's razor
Concise Oxford English Dictionary © 2008 Oxford University Press:
Occam's razor /ˈɒkəmz/ (also Ockham's razor)
▶noun the scientific principle that in explaining a thing no more assumptions should be made than are necessary.
– origin C19: named after the 13th-cent. English philosopher William of Occam.
'Occam's razor' also found in these Oxford entries:

