Ratiocination

/ɹætɪˌɒsɪˈneɪʃn̩/ noun

noun ·Uncommon ·Advanced level

Meaning at a glance

  • Primary sense: Reasoning, conscious deliberate inference; the activity or process of reasoning.
  • Grammar: ratiocination is listed as noun.
  • Nearest alternatives: abstract thought, act of thought, brainwork, cerebration.
  • Usage evidence: Holmes used brain fatiguing processes of ratiocination.

How to use "ratiocination"

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  2. Compare nearby synonyms to make sure "ratiocination" carries the exact meaning, tone, and strength you need.
  3. Use the example sentence as a context check. If your sentence uses the word differently, confirm that the grammar still fits.

Meaning check

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Source and review context

This entry combines structured lexical data with WordToolSet review checks. Definitions, examples, synonyms, and usage notes may come from different source tables, so the page is designed to show evidence from more than one angle before you rely on "ratiocination" in a final draft.

If a word has several senses, prefer the sense that matches your sentence's grammar and surrounding context. A correct definition can still be the wrong choice when the sentence needs a different register, emphasis, or level of specificity.

Before you rely on this definition

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Definition decision workflow

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Definitions

Noun
  1. 1
    Reasoning, conscious deliberate inference; the activity or process of reasoning. uncountable, usually

    "But it will be apparent from the refutation of the ſecond Falſification, wherewith you charge the Author of the Letters, that theſe miſchievous conſequences are rightly drawn from the wicked principle layd down by Vaſquez [Gabriel Vásquez] in the ſame place, and accordingly, that that Jeſuit hath not done violence to the rules of ratiocination, but to thoſe of the Goſpel."

  2. 2
    logical and methodical reasoning wordnet
  3. 3
    Thought or reasoning that is exact, valid and rational. uncountable, usually

    "Finally Tao comes to possess the meaning of “rational speech” or “word,” and in this sense it closely resembles the Greek Logos, for in addition to its philosophical significance the term Tao touches a religious chord in the souls of the Chinese just as did the word Logos among the Platonists and the Greek Christians. […] The Tao of man, jan tao [footnote: 人道], is the process of ratiocination, and as such it is fallible; but there is an Eternal Reason, ch‘ang tao [footnote: 常道], also called t‘ien tao [footnote: 天道], “Heaven’s Reason,” i.e., the world-order which shapes all things, and the burden of Lao-tze’s message is to let this Heaven’s Reason or Eternal Reason prevail."

  4. 4
    the proposition arrived at by logical reasoning (such as the proposition that must follow from the major and minor premises of a syllogism) wordnet
  5. 5
    A proposition arrived at by such thought. uncountable, usually

    "Where the Qur’an has not been explicit, the Hadith has often supplied guidance, providing an intermediate source of knowledge between the text of the Holy Book itself and the ratiocinations of the religious lawyers, the fuqaha’, who had recourse, when all else failed, to such principles as analogical reasoning and personal judgement."

Synonyms

All synonyms
abstract thoughtact of thoughtbrainworkcerebrationcogitationconceit

Example

"Holmes used brain fatiguing processes of ratiocination."

Common questions

What does "ratiocination" mean?

Reasoning, conscious deliberate inference; the activity or process of reasoning.

What is a synonym for "ratiocination"?

Common synonyms include: abstract thought, act of thought, brainwork, cerebration, cogitation, conceit.

How do you use "ratiocination" in a sentence?

Holmes used brain fatiguing processes of ratiocination.

How do you pronounce "ratiocination"?

Pronounced /ɹætɪˌɒsɪˈneɪʃn̩/.

Etymology

Borrowed from French ratiocination, from Latin ratiōcinātiō (“argumentation, reasoning, ratiocination; a syllogism”), from ratiōcinātus (“reckoned”) + -tiō (suffix forming a noun relating to some action or the result of an action). Ratiōcinātus is the perfect passive participle of ratiōcinor (“to compute, reckon; to argue, infer”), from ratiō (“reason, explanation”) (from reor (“to calculate, reckon”), possibly from Proto-Italic *rēōr, from Proto-Indo-European *h₂reh₁- (“to put in order”)) + -cinor, modelled after vāticinor (“to foretell, prophesy”), equivalent to ratiocinate + -ion.

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