fact

Something actual as opposed to invented.

“In this story, the Gettysburg Address is a fact, but the rest is fiction.”

Something which is real.

“Gravity is a fact, not a theory.”

Something concrete used as a basis for further interpretation.

“Let's look at the facts of the case before deciding.”

An objective consensus on a fundamental reality that has been agreed upon by a substantial number of experts.

“There is no doubting the fact that the Earth orbits the Sun.”

Information about a particular subject, especially actual conditions and/or circumstances.

“The facts about space travel.”

An individual value or measurement at the lowest level of granularity in a data warehouse.

Action; the realm of action.

A wrongful or criminal deed.

“He had become an accessory after the fact.”

A feat or meritorious deed.

Used before making a statement to introduce it as a trustworthy one.