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n. Logic
A syllogism in which one of the premises or the conclusion is not stated explicitly.

[Latin enthȳmēma, from Greek enthūmēma, a rhetorical argument, from enthūmeisthai, to consider : en-, in; see en-2 + thūmos, mind.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Logic) an incomplete syllogism, in which one or more premises are unexpressed as their truth is considered to be self-evident
2. (Logic) any argument some of whose premises are omitted as obvious
[C16: via Latin from Greek enthumēma, from enthumeisthai to infer (literally: to have in the mind), from en-2 + thumos mind]
ˌenthymeˈmatic, ˌenthymeˈmatical adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈɛn θəˌmim)

a syllogism or other argument in which a premise or the conclusion is unexpressed.
[1580–90; < Latin enthȳmēma < Greek enthymēma thought, argument, derivative of enthȳmē-, variant s. of enthȳmeîsthai to ponder]
en`thy•me•mat′ic, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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And that this Art is Profitable...It consisteth therefore chiefly in Proofs; which are Inferences: and all Inferences being Syllogismes, a Logician, if he would observe the difference between a plain Syllogisme, and an Enthymeme, (which is a Rhetoricall Syllogisme,) would make the best Rhetorician.
The syllogism and enthymeme (deductive forms) (47) and the induction and example (inductive forms) (48) are topoi of arrangement in science, mathematics, and rhetorical demonstration.
I argue that, as composition and rhetoric faculty, we should adopt a rhetorical approach to the teaching of rhetoric itself, which may require subordinating the exalted enthymeme to the common CLAM.
To help them participate in such protean discourse, online interlocutors often look for what are now called "Internet memes," rhetorical cousins of the Aristotelian enthymeme. (32) Richard Dawkins introduced the larger idea of a meme in his The Selfish Gene, proposing it as "a noun that conveys the idea of a unit of cultural transmission, or a unit of imitation." (33) Memes, some suggest, live in an environment of selection, in which some spread and mutate, others quickly disappear, mental analogues of physical genes.
For many, this may seem like a classical example of material inference, yet Stainton treats it as an enthymeme whose missing additional premise (that ali red things are coloured) makes it formally valid.
It expresses itself, not in a mere enunciation, but by an enthymeme" (92).
Computer games persuade most effectively by structuring an argument as a "procedural enthymeme," a partially constructed syllogism that the game player fills in.
The enthymeme or 'orator's demonstration' is generally 'the most effective of the modes of persuasion' (1355a7).
Expressing causes and effects of types thinking and assessment of viability and reliability of thing through communication requires to apply both qualitative and quantitative syllogistic and enthymeme reasoning to discover and state the status of truth.
enthymeme: it is of the nature of science from the first, and in this
What's happened here of course in our society is an enthymeme that continues today: tax equals social programs, equals black benefit.
This is an enthymeme that in the US we have learnt from postmodern activist groups like Transgender Menace, Queer Nation, ACT UP, and The Lesbian Avengers, but one which most critical theorists outside of queer studies remain symptomatically ignorant of and which some Marxist queer theorists--e.g., Morton (1996)--continue to dispute.