hypothesize

verb

hy·​poth·​e·​size hī-ˈpä-thə-ˌsīz How to pronounce hypothesize (audio)
hypothesized; hypothesizing
Synonyms of hypothesizenext

transitive verb

: to adopt as a hypothesis

Examples of hypothesize in a Sentence

Psychologists hypothesized that his odd behavior was caused by a chemical imbalance in the brain. if we hypothesize that current population trends continue for the next 50 years
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
One theory that has popped up is that the virus originated from a bird watching landfill in Ushuaia, located at the southern tip of Argentina, where a couple who were infected with the virus visited, Argentinian officials first hypothesized. ABC News, 12 May 2026 Kiefer is optimistic that their approach could help solve problems like Shor’algorithm with just 10,000 qubits rather than millions that researchers had previously hypothesized. Ameya Paleja, Interesting Engineering, 12 May 2026 The kind of contraction generated by walking moves cerebrospinal fluid out of the brain, leading Drew to hypothesize that the mechanism plays an important role in flushing out protein waste and other unnecessary material. Los Angeles Times, 7 May 2026 Convinced by anecdotes of farmworkers who had contracted cowpox and not smallpox, Edward Jenner hypothesized the cowpox protected them. USA Today, 6 May 2026 See All Example Sentences for hypothesize

Word History

First Known Use

1738, in the meaning defined at intransitive sense

Time Traveler
The first known use of hypothesize was in 1738

Browse Nearby Words

Cite this Entry

“Hypothesize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hypothesize. Accessed 18 May. 2026.

Kids Definition

hypothesize

verb
hy·​poth·​e·​size hī-ˈpäth-ə-ˌsīz How to pronounce hypothesize (audio)
hypothesized; hypothesizing
1
: to make a hypothesis
2
: to adopt as a hypothesis
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