Fundamental
Fundamental adjective - Of or relating to the simplest facts or theories of a subject.
Usage example: the purpose of the course is to furnish students with fundamental knowledge of human reproduction
Prime is a synonym for fundamental in primary topic. In some cases you can use "Prime" instead the word "Fundamental" as an adjective or a noun, when it comes to topics like basic, central.
Prime
Prime adjective - Highest in rank or authority.
Fundamental is a synonym for prime in primary topic. You can use "Fundamental" instead the word "Prime" as an adjective or a noun.
Mutual synonyms
Related pairs
Both words in one sentence
- Kingdom Hearts is a prime example, as the potential for Black Magic and people becoming The Heartless are a fundamental part of the local cosmology.
Source: Inherent in the System -
But 1 doesn't act like a prime in most of the ways we need primes to act; in particular, it has to be left out if we want the Fundamental Theorem of Arithmetic to work.
Source: Obvious Rule Patch - An event in which the GG can become useful is if the Prime Minister starts to show signs of getting dictatorial, at which point the Governor General, as representative of the Sovereign, can deny Royal Assent to bills that violate fundamental liberties.
Source: Useful Notes / Canadian Politics
Cite this Source
Prime and Fundamental. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fundamental/prime
Fundamental & Prime. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fundamental/prime>.
Prime or Fundamental. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fundamental/prime.
Google Ngram Viewer shows how "fundamental" and "prime" have occurred on timeline