noun

testing

TEHS-tihng

noun

The process of checking whether something works correctly or meets a standard.

"The drug is currently in clinical testing."

adj

Difficult or demanding in a way that pushes someone to their limits.

"It had been a testing week at work."

How to Use Testing

Learner’s notes

In plain EnglishThe act of trying something out to check it works, or (as an adjective) something that really challenges you.

Common pairings

product testing a testing time testing phase

more testing comparative, testings plural, most testing superlative

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Can you complete this real example?

The drug is currently in clinical _____.

resting nesting investing arresting harvesting suggesting protesting contesting interesting uninteresting