previous and prior imply existing or occurring earlier, but prior often adds an implication of greater importance.

PRIOR definition: 1. existing or happening before something else, or before a particular time: 2. before a…. Learn more.

Automate your existing microscope with Prior's components for Olympus, Nikon, Leica, Zeiss, Prior Openstand and more. Talk to Prior about a custom product for your specific requirements.

There are six meanings listed in OED's entry for the noun prior, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Some common synonyms of prior are antecedent, anterior, foregoing, former, preceding, and previous. While all these words mean "being before," previous and prior imply existing or occurring earlier, but …

Prior Authorization Information Prior Authorization Prior Authorization is a review process that a member’s health plan uses to make sure the medications, tests and treatments they receive are …

PRIOR definition: preceding in time or in order; earlier or former; previous. See examples of prior used in a sentence.

PRIOR meaning: 1 : existing earlier in time previous; 2 : more important than something else because it came first

A prior claim or duty is more important than other claims or duties and needs to be dealt with first. The firm I wanted to use had prior commitments.

Dec 26, 2025 · This adjective has no positive form; rather, it serves as the comparative (prior) and superlative (prīmus) of the preposition prae. (Compare the preposition post, with comparative …