62 entries under adjective topic. ×

16
abstract(rational, intellectual, theoretical, immaterial)
14
theoretical(abstract, immaterial, topical)
13
notional(real, abstract, imaginary)
12
ideal
9
hypothetical(theoretical, topical)
8
imaginary(real, abstract, imaginary, immaterial)
6
fanciful
6
intellectual(rational, cerebral, psychological, nonconcrete)
6
spiritual(rational, immaterial, cerebral, psychological)
6
unreal(rational, real, intellectual, imaginary)
5
ideational
4
immaterial(rational, intellectual, immaterial, cerebral)
4
intangible
4
metaphysical
4
speculative
4
unpractical
3
cerebral(rational, psychological)
3
chimerical
3
cognitive
3
ethereal
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APASmart Define. (2015). conceptual thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/conceptual/thesaurus/synonyms
ChicagoSmart Define. 2015. "conceptual thesaurus" https://smartdefine.org/conceptual/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, conceptual thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/conceptual/thesaurus/synonyms>.
MLASmart Define. "conceptual thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/conceptual/thesaurus/synonyms>