verb
to form or suggest a theory about how or why something happens
Scientists theorize that the disease began in animals.
Common phrases & grammar
theorize that · theorize about a cause
American English
How to pronounce theorize
verbC1
THEEeraiz
/ˈθi.ɚˌaɪz/
3 syllables · Stress the first syllable.
to form or suggest a theory about how or why something happens
Practice out loudMeanings & examples
verb
to suggest possible explanations when you do not have all the facts
People theorized about what had happened.
Common phrases & grammar
theorize about what happened · theorize about the future
Related words & forms
The final e is dropped before -ing: theorizing.