The meaning of THEORETICAL is existing only in theory : hypothetical. How to use theoretical in a sentence.

THEORETICAL definition: 1. based on the ideas that relate to a subject, not the practical uses of that subject: 2. related…. Learn more.

THEORETICAL meaning: 1 : relating to what is possible or imagined rather than to what is known to be true or real; 2 : relating to the general principles or ideas of a subject rather than the practical uses of …

Definition of theoretical adjective from the Oxford Advanced Learner's Dictionary. connected with the ideas and principles on which a particular subject is based, rather than with practice and experiment. …

1. Of, relating to, or based on theory. 2. Restricted to theory; not practical or applied: theoretical physics. 3. Studying or working to develop theory.

Something theoretical is concerned with theories and hypotheses — it's not necessarily based on real life or meant to be applied to real life. Theoretical things are based on theory and ideas, while …

A theoretical study or explanation is based on or uses the ideas and abstract principles that relate to a particular subject, rather than the practical aspects or uses of it.

Theoretical refers to something that is based on theories or principles and not connected with practical or concrete implementation. It involves ideas, concepts, and intellectual reasoning rather than …

Aug 20, 2025 · Adjective theoretical (comparative more theoretical, superlative most theoretical) Of or relating to theory; abstract; not empirical. Antonym: practical

A scientific theory is an explanation of an aspect of the natural world that can be or that has been repeatedly tested and has corroborating evidence in accordance with the scientific method, using …