postulation

noun

pos·​tu·​la·​tion
plural -s
1
a
: an act of postulating
the postulation of surviving spirits might look plausibleA. G. N. Flew
b
: postulate, assumption
admit as a postulation
2
: a formal petition of a plaintiff in Roman law to the praetor for leave to prosecute an action or to make an accusation

Word History

Etymology

Middle English postulacion, from Middle French postulation, from Medieval Latin postulation-, postulatio, from Latin, demand, request, from postulatus + -ion-, -io -ion

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

  1. Expanded definitions
  2. Detailed etymologies
  3. Advanced search tools
  4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now

Browse Nearby Words

Cite this Entry

“Postulation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/postulation. Accessed 22 Dec. 2025.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!