Webster's Revised Unabridged Dictionary · 1913

Factum

Factum (fak"tum) , noun

[L. See Fact.]

1.
(Law) A man's own act and deed
(a)
(Law) Anything stated and made certain.
(b)
(Law) The due execution of a will, including everything necessary to its validity.
2.
(Machinery) The product. See Facient, 2.