In theory and Speculative

In theory

In theory adverb - With regard to fundamentals although not concerning details.

Speculative and in theory are semantically related in hypothetical topic. In some cases you can use "Speculative" instead an adjective phrase "In theory", when it comes to topics like theoretical.

Speculative

Speculative adjective - Existing only as an assumption or speculation.

In theory and speculative are semantically related in theoretical topic. Sometimes you can use "In theory" instead an adjective "Speculative".

Cite this Source
Speculative and In theory. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/in_theory/speculative
In theory & Speculative. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/in_theory/speculative>.
Speculative or In theory. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/in_theory/speculative.
Google Ngram Viewer shows how "in theory" and "speculative" have occurred on timeline