Synonyms of theoretical

Adjective

1. theoretical (vs. empirical), theoretic, abstractive, a priori, conjectural, divinatory, hypothetical, hypothetic, supposed, suppositional, suppositious, supposititious, notional, speculative, metaphysical, theory-based

usage: concerned primarily with theories or hypotheses rather than practical considerations; "theoretical science"

2. theoretical (vs. applied), abstract, academic, pure

usage: concerned with theories rather than their practical applications; "theoretical physics"

Definition and meaning of theoretical (Dictionary)