Skip to main content

Meta-Logical Closed Systems

Share definition Flag
A system that takes logical systems themselves as its objects of study, but does so from a fixed, immutable perspective. It is a "closed theory about logic." For example, a specific, dogmatic philosophy of mathematics that definitively states what mathematics is (e.g., "Mathematics is nothing but the manipulation of symbols according to formal rules") and refuses to consider alternative philosophies (e.g., intuitionism, realism) is a meta-logical closed system.
Meta-Logical Closed Systems Example: Strict Logical Positivism, with its verifiability principle of meaning, acted as a Meta-Logical Closed System. It declared that any statement not empirically verifiable or analytically true was literally meaningless. This meta-framework itself was not open to empirical verification, making it a self-sealing, closed system for judging all other forms of discourse and logic.
Meta-Logical Closed Systems mug front
Get the Meta-Logical Closed Systems mug.
See more merch

Logical Closed Meta-Systems

Share definition Flag
A self-contained, hierarchical framework for logic where the rules for evaluating validity, the allowed forms of inference, and even the definitions of truth are fixed and internally derived. It does not permit external evidence, new empirical data, or alternative rational frameworks to alter its core axioms. Mathematics, as traditionally conceived, is a logical closed meta-system; its truths are derived from its axioms, not from observation of the world.
Logical Closed Meta-Systems Example: Euclidean geometry is a Logical Closed Meta-System. Starting with its five postulates, it builds an entire, consistent universe of theorems about points, lines, and planes. No measurement of a physical "line" in the real world (which is made of atoms) can invalidate the Pythagorean theorem within the system. The system is sealed from empirical contradiction.
More from Urban Dictionary

mormon assault vehicle

Share definition Flag
another term for a station wagon, mini-van, or any other kind of vehicle that is targeted at the "family" demographic(also M.A.V.)
"Tactical advantages aside, the M.A.V. is top of the line for the holy warrior troop transport manufactured by the Church of Latter Day Saints Military Industrial Complex. Also great for family trips...to heathen lands."
mormon assault vehicle by KVRX January 10, 2005
Word of the Day on August 22, 2026

Shakira Law 

Share definition Flag
A version of "Sharia Law" that Reform Ltd supporters tend to refer to, often by mistake.
Richard Tice of Reform now lives in Dubai, under Shakira Law, although telling Brits that we should worry about it
Shakira Law by Reformltd February 16, 2025
Word of the Day on August 21, 2026

Overstand 

Share definition Flag
To understand a topic or statement to the highest extent.
Leroy, after being told the tenth time by his sister, did overstand her idea of robbing the 7-11.
Overstand by Elf Eater March 23, 2003
Word of the Day on August 20, 2026

minimap 

Share definition Flag
A map that mostly tells you where everything is
Friend 1: Follow me there is a player nearby
Friend 2: How do you know?
Friend 1: Minimap
minimap by LeWord January 13, 2015
Word of the Day on August 19, 2026

Pink Cloud

Share definition Flag
12 step recovery jargon referring to someone new who talks about how great life is, now that they're sober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.
Pink Cloud by toniwithaneye November 24, 2006
Word of the Day on August 18, 2026

Dotard 

Share definition Flag
An aging individual who has long lost the ability to make rational sense.
That dotard is going to get us all blown up, if he doesn't calm down .
Dotard by anonymous September 22, 2017
Word of the Day on August 17, 2026
Next