theory

As a noun theory

is (obsolete) mental conception; reflection, consideration.

As a proper noun knowledge is

a course of study which must be completed by prospective london taxi drivers; consists of 320 routes through central london and many significant places.

As an adjective applied

is put into practical use.

As a verb applied

is (apply).

As a noun theory is

(obsolete) mental conception; reflection, consideration.

As nouns the difference between theory and theology

is that theory is (obsolete) mental conception; reflection, consideration while theology is the study of god, or a god, or gods, and the truthfulness of religion in general.

As nouns the difference between metatheory and theory

is that metatheory is a theory about a theory while theory is (obsolete) mental conception; reflection, consideration.

As a proper noun wikipedia

is (l).

As a noun theory is

(obsolete) mental conception; reflection, consideration.

In obsolete|lang=en terms the difference between theory and actual

is that theory is (obsolete) mental conception; reflection, consideration while actual is (obsolete) active, not passive.

As nouns the difference between theory and actual

is that theory is (obsolete) mental conception; reflection, consideration while actual is an actual, real one; notably:.

As an adjective actual is

existing in act or reality, not just potentially; really acted or acting; occurring in fact.

As a noun theory

is (obsolete) mental conception; reflection, consideration.

As an adjective undefined is

lacking a definition or value.

In obsolete|lang=en terms the difference between theory and conceit

is that theory is (obsolete) mental conception; reflection, consideration while conceit is (obsolete) to form an idea; to think.

In uncountable|lang=en terms the difference between theory and conceit

is that theory is (uncountable) the underlying principles or methods of a given technical skill, art etc, as opposed to its practice while conceit is (uncountable) overly high self-esteem; vain pride; hubris.

As nouns the difference between theory and conceit

is that theory is (obsolete) mental conception; reflection, consideration while conceit is (obsolete) something conceived in the mind; an idea, a thought.

As a verb conceit is

(obsolete) to form an idea; to think.

In mathematics|lang=en terms the difference between theory and constraint

is that theory is (mathematics) a field of study attempting to exhaustively describe a particular class of constructs while constraint is (mathematics) a condition that a solution to an optimization problem must satisfy.

As nouns the difference between theory and constraint

is that theory is (obsolete) mental conception; reflection, consideration while constraint is something that constrains.