Certain Meaning: Definition, Examples, and Translations

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certain

[หˆsษ™rtษ™n ]

Definitions

Context #1 | Adjective

feeling

Confident or sure about something.

Synonyms

confident, convinced, sure.

Which Synonym Should You Choose?

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Word Description / Examples
certain

Used when you are very sure about something or when there is no doubt.

  • She is certain that she left her keys on the table.
  • It is certain that the sun will rise tomorrow.
sure

Used when you feel very certain about something, often informally.

  • Are you sure you want to do this?
  • I'm sure everything will work out.
confident

Used to describe a feeling of self-assurance, typically arising from one's appreciation of their own abilities or qualities.

  • He is confident that he will pass the exam.
  • She spoke in a confident manner during the presentation.
convinced

Used when you have been persuaded or have a strong belief in the truth of something, often after hearing or seeing evidence.

  • She was convinced by the evidence presented at the trial.
  • I'm convinced that he's telling the truth.

Examples of usage

  • I am certain that she will pass the exam.
  • He was certain of his decision to move abroad.
Context #2 | Adjective

specific

Particular and specific, not general or indefinite.

Synonyms

definite, particular, specific.

Which Synonym Should You Choose?

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Word Description / Examples
certain

There is a specific, but unnamed, person or thing.

  • A certain someone left you a message.
  • She lives in a certain part of the city.
specific

Used when referring to something clearly defined or identified. Often related to details or precise information.

  • I need specific instructions to complete the task.
  • She asked for a specific type of book.
particular

Used to single out an individual item or detail from others. Can imply a higher level of specificity or attention to detail.

  • She has a particular way of handling things.
  • Is there any particular reason youโ€™re asking?
definite

Used when something is clearly defined and not vague. Stronger than 'certain' in expressing exactness and clarity.

  • We need a definite answer by tomorrow.
  • There was a definite change in his attitude.

Examples of usage

  • She gave me certain instructions on how to complete the task.
  • I need to buy certain items for the party.

Translations

To see the translation, please select a language from the options available.

Interesting Facts

Psychology

  • People often feel more comfortable making decisions when they have a 'certain' outcome in mind.
  • A sense of certainty can reduce anxiety, leading to clearer thinking and better decision-making.

Mathematics

  • In statistics, certainty can refer to outcomes that have a probability of 1, ensuring the event will definitely happen.
  • Certain logical propositions in mathematics are considered universally true, leaving no room for doubt.

Literature

  • In literature, characters often face dilemmas when their certainties are challenged, reflecting human fears and insecurities.
  • The theme of certainty versus uncertainty is a common motif in existential literature, prompting readers to think deeply.

Everyday Use

  • 'Certain' is used in everyday language to express confidence, such as saying, 'I am certain about my choice.'
  • In conversations, using 'certain' can help convey trust and assurance in what one is saying.

Origin of 'certain'

Main points about word origin

  • The word comes from the Latin 'certus', meaning sure or settled.
  • Over centuries, it evolved through Old French 'certain' before entering English around the 14th century.

The word 'certain' originated from the Latin word 'certus', meaning 'settled, determined, resolved'. Over time, it evolved in English to represent a state of being sure or confident about something. The dual nature of 'certain' as both a feeling of confidence and a specific quality adds depth to its usage in various contexts.


See also: certainly, certainty, uncertain, uncertainly, uncertainty.

Word Frequency Rank

Ranking #167, this word is extremely common in English. It's a crucial part of basic vocabulary that's used constantly in both spoken and written communication, making it essential for even basic conversations.