deduce

verb
de·​duce | \ di-ˈdüs How to pronounce deduce (audio) , dē-; chiefly British -ˈdyüs\
deduced; deducing

Definition of deduce

transitive verb

1 : to determine by reasoning or deduction deduce the age of ancient artifacts She deduced, from the fur stuck to his clothes, that he owned a cat. specifically, philosophy : to infer (see infer sense 1) from a general principle
2 : to trace the course of deduce their lineage

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Other Words from deduce

deducible \ di-​ˈd(y)ü-​sə-​bəl How to pronounce deducible (audio) , dē-​ \ adjective

Choose the Right Synonym for deduce

infer, deduce, conclude, judge, gather mean to arrive at a mental conclusion. infer implies arriving at a conclusion by reasoning from evidence; if the evidence is slight, the term comes close to surmise. from that remark, I inferred that they knew each other deduce often adds to infer the special implication of drawing a particular inference from a generalization. denied we could deduce anything important from human mortality conclude implies arriving at a necessary inference at the end of a chain of reasoning. concluded that only the accused could be guilty judge stresses a weighing of the evidence on which a conclusion is based. judge people by their actions gather suggests an intuitive forming of a conclusion from implications. gathered their desire to be alone without a word

Examples of deduce in a Sentence

I can deduce from the simple observation of your behavior that you're trying to hide something from me.

Recent Examples on the Web

To deduce its value, Hessels and colleagues had to measure the Lamb shift: the difference between hydrogen’s first and second excited energy levels, called the 2S and 2P states. Wired, "Physicists Finally Nail the Proton’s Size, and Hope Dies," 15 Sep. 2019 Tully and his collaborators make measurements of distant galaxies, gather similar measurements from other teams and process all the information to deduce the motions of objects that, to the human eye, appear frozen in place in the sky. NBC News, "Master plan of the universe revealed in new galaxy maps," 11 Aug. 2019 Based on that name-drop and Jean's Game Boy console, the story is unfolding in the early '90s — as Italian audiences surely will deduce from the pop songs that spark car sing-alongs and celebratory dancing in key scenes. Sheri Linden, The Hollywood Reporter, "'Magari' ('If Only'): Film Review | Locarno 2019," 8 Aug. 2019 Anatomy of a volcano From these analyses, the team deduced that five of the volcanoes seem to have erupted just once sometime around the last glacial maximum, some 20,000 years ago. National Geographic, "Six underwater volcanoes found hiding in plain sight," 2 Aug. 2019 But the impact has been more muted on Main Street, another complication as the Fed tries to deduce the optimal path going forward. Washington Post, "With the economy on the line, the Fed prepares to take its biggest gamble in years," 29 July 2019 Pessimists focused on the company's second quarter, which the company didn't break out, but was easy to deduce because Huawei did report that first quarter revenue jumped 39% to $32 billion. Fortune, "How Sanctions Are Starting To Squeeze Huawei—Data Sheet," 31 July 2019 The ability to respond in ways that seem lifelike has been informed by research into such issues as how perceptions form, what constitutes social and emotional intelligence, and how people can deduce others’ thoughts and feelings. Scientific American, "Social Robots Play Nicely with Others," 1 July 2019 Essentially, the researchers built an AI system that can look at a photo of pizza and deduce what ingredients should go on which layer of the pie. Rachel Metz, CNN, "AI can learn how a pizza is assembled. Here's why that matters," 30 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'deduce.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of deduce

15th century, in the meaning defined at sense 1

History and Etymology for deduce

Middle English, from Latin deducere, literally, to lead away, from de- + ducere to lead — more at tow entry 1

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Dictionary Entries near deduce

dedition

dedolent

de dolo

deduce

deducement

deducibility

deduct

Statistics for deduce

Last Updated

7 Oct 2019

Look-up Popularity

Time Traveler for deduce

The first known use of deduce was in the 15th century

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More Definitions for deduce

deduce

verb

English Language Learners Definition of deduce

formal : to use logic or reason to form (a conclusion or opinion about something) : to decide (something) after thinking about the known facts

deduce

verb
de·​duce | \ di-ˈdüs How to pronounce deduce (audio) , -ˈdyüs\
deduced; deducing

Kids Definition of deduce

: to figure out by using reason or logic What can we deduce from the evidence?

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More from Merriam-Webster on deduce

Thesaurus: All synonyms and antonyms for deduce

Spanish Central: Translation of deduce

Nglish: Translation of deduce for Spanish Speakers

Britannica English: Translation of deduce for Arabic Speakers

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