theorize

[ thee-uh-rahyz, theer-ahyz ]

verb (used without object)

, the·o·rized, the·o·riz·ing.

1. to form a theory or theories.

verb (used with object)

, the·o·rized, the·o·riz·ing.

1. to form a theory or theories about.

theorize

/ ˈθɪəˌraɪz /

verb

1. intr to produce or use theories; speculate

Derived Forms

• ˈtheoˌrizer, noun
• ˌtheoriˈzation, noun

Other Words From

• theo·ri·zation noun
• theo·rizer noun
• over·theo·ri·zation noun
• over·theo·rize verb (used without object) overtheorized overtheorizing

Word History and Origins

Origin of theorize¹

From the Medieval Latin word theōrizāre, dating back to 1630–40. See theory, -ize

Example Sentences

When Tanton blended ecology with eugenics and immigration, he was digging up the two-century-old principles of Thomas Malthus, who first theorized that human population growth would lead to poverty and suffering.

From Salon

In a recent candid interview with Variety, Franco opened up about his falling out with Rogen . . . keeping it vague on one very important detail when it came to theorizing why they no longer speak.

From Salon

"All this paints a portrait of somebody who is obsessive. They got kicked off of forums for inappropriate behavior. They were in touch with the other victims," Carr theorized about "Tara."

From Salon

Stewart theorizes that school nutrition directors are also increasingly aware of other benefits to serving vegan meals.

From Salon

Investigations into Combs, his high-profile social circle and his popular white parties have led to rampant conspiracy theorizing online, with many speculating about A-listers supposedly involved in or victimized by his alleged schemes.

From Los Angeles Times

Related Words

• speculate