re·​test | \ (ˌ)rē-ˈtest How to pronounce retest (audio) \
retested; retesting

Definition of retest

1 transitive : to evaluate, measure, or identify (something or someone) again by means of a test In English I, 77,623 students who were retested in the spring failed again.— Terrence Stutz … his team tutored and retested a group of healthy elderly volunteers on whom he'd gathered data for 14 years.— Marilyn Chase … cats may test negative for some time after they are exposed and should be retested 90 days after possible exposure.Cat Fancy The doctors were retesting him for cystic fibrosis.— Gary Smith
2 intransitive : to be tested again … Rhodes has instituted a new policy allowing students to retest at any time, letting them leap forward when they're ready.— Brian Thevenot

Other Words from retest

retest \ ˈrē-​ˌtest How to pronounce retest (audio) \ noun, plural retests
He failed and had to return for a retest. She passed the retest. I was happy to hear that, six months later in January, her retest remained normal. — Andrew Weil

First Known Use of retest

1778, in the meaning defined at sense 1

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“Retest.” Dictionary, Merriam-Webster, Accessed 1 Mar. 2021.

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