Webster's Revised Unabridged Dictionary · 1913

Fiction

Fiction , noun

[French fiction, Latin fictio, from fingere, fictum to form, shape, invent, feign. See Feign.]

1.
The act of feigning, inventing, or imagining; as, by a mere fiction of the mind. — Bp. Stillingfleet
2.
That which is feigned, invented, or imagined; especially, a feigned or invented story, whether oral or written. Hence: A story told in order to deceive; a fabrication; -- opposed to fact, or reality.
The fiction of those golden apples kept by a dragon. — Sir W. Raleigh
When it could no longer be denied that her flight had been voluntary, numerous fictions were invented to account for it. — Macaulay
3.
Fictitious literature; comprehensively, all works of imagination; specifically, novels and romances.
The office of fiction as a vehicle of instruction and moral elevation has been recognized by most if not all great educators. — Dict. of Education
4.
(Law) An assumption of a possible thing as a fact, irrespective of the question of its truth. — Wharton
5.
Any like assumption made for convenience, as for passing more rapidly over what is not disputed, and arriving at points really at issue.