1300, “determined, fixed,” from Old French certain “reliable, sure, assured” (12c.), from Vulgar Latin *certanus, extended form of Latin certus “determined, resolved, fixed, settled,” of things whose qualities are invariable, “established,” also “placed beyond doubt, sure, true, proved; unerring, to be depended upon” ( …

Besides, Where does the word certain come from?

Etymology. From Middle English certeyn, certein, certain, borrowed from Old French certain, from a Vulgar Latin unattested form *certānus, extended form of Latin certus (“fixed, resolved, certain”), of the same origin as cretus, past participle of cernere (“to separate, perceive, decide”).

Keeping this in mind, What does this word mean certain? : not having any doubt about something : convinced or sure. —used with it to say that something is known to be true or correct. —used to say that something will definitely happen or that someone will definitely do something —often followed by to + verb. certain.

What is the meaning of really certain?

When you’re certain, you’re sure about something. When you raise your hand to give the answer, you feel certain that you are correct. Certain can mean “definite” or “sure to happen,” like getting wet, a certain outcome of not having an umbrella in a rainstorm.

What kind of word is certain?

As detailed above, ‘certain’ can be a determiner or an adjective. Determiner usage: Certain people are good at playing (contract) bridge. Adjective usage: I was certain of my decision.

What is an example of certain?

An example of certain is when you are confident that you let the dogs in earlier. An example of certain is how you would identify someone without his name even though everyone knows who you are talking about. Having or showing confidence; assured. I’m certain I left my keys in this room.

How do you use the word certain?


Certain sentence example

  1. I feel certain of it. …
  2. I’m certain he doesn’t realize it, but he does put himself first. …
  3. We are certain about the results of this test, though. …
  4. She was equally certain that he would have loved them. …
  5. Glancing at the clock on her nightstand, she waited until certain her father had left then rose.

What does not certain mean?

1 adj If you are certain about something, you firmly believe it is true and have no doubt about it. If you are not certain about something, you do not have definite knowledge about it. … 3 adj If you say that something is certain , you firmly believe that it is true, or have definite knowledge about it.

What is the example of really certain?

Modal verbs

meaning which verb? example
really certain will My birthday will be on a Monday this year.
won’t I won’t have a party.
shall I shall have plenty to tell you when I see you.
shan’t I shan’t ask you to come again.


20 oct. 2021

Who is a certain person?

@jojojustanotherman it means a specific person.

What does the word certain mean in a sentence?

free from doubt or reservation; confident; sure: I am certain he will come. destined; sure to happen (usually followed by an infinitive): He is certain to be there. inevitable; bound to come: They realized then that war was certain. established as true or sure; unquestionable; indisputable: It is certain that he tried.

Is certain an adjective or verb?

adjective. free from doubt or reservation; confident; sure: I am certain he will come. destined; sure to happen (usually followed by an infinitive): He is certain to be there.

Is certain an adverb?

In a way which is certain; with certainty. Without doubt, surely. An emphatic affirmative answer; of course.

What is the verb of certain?

ascertain. To find out definitely; to discover or establish. (archaic) To make (someone) certain or confident.

What is an example of a certain event?

An event which is sure to occur at every performance of an experiment is called a certain event connected with the experiment. For example, “Head or Tail’ is a certain event connected with tossing a coin. … For example, in throwing a die, the event of getting a natural number less than 7 is a sure event.

What is the synonym of certain?

unquestionable, sure, definite, beyond question, not in question, not in doubt, beyond doubt, unequivocal, indubitable, undeniable, irrefutable, indisputable, incontrovertible, incontestable, obvious, patent, manifest, evident, plain, clear, transparent, palpable, unmistakable, conclusive, recognized, confirmed, …

Can the word certain be used as a verb?

To find out definitely; to discover or establish. (archaic) To make (someone) certain or confident.

What is the verb form of certain?

certained is the correct answer.

Why do we use certain?

You use certain to indicate that you are referring to one particular thing, person, or group, although you are not saying exactly which it is. There will be certain people who’ll say ‘I told you so!’ You owe a certain person a sum of money.

When we are not certain about something we use this word?

To be uncertain is to be unsure of something. Also, uncertain things are undecided, unknown, or doubtful in some way. If you’re certain of something, you’re sure of it.

Does certainly mean yes?

If your boss asks to speak to you, you might answer, “Certainly.” It’s just a formal way of saying “yes.” Definitions of certainly. adverb. definitely or positively (`sure’ is sometimes used informally for `surely’)

How do you use certain in a sentence examples?


Certain sentence example

  1. I feel certain of it. …
  2. I’m certain he doesn’t realize it, but he does put himself first. …
  3. We are certain about the results of this test, though. …
  4. She was equally certain that he would have loved them. …
  5. Glancing at the clock on her nightstand, she waited until certain her father had left then rose.

How do you use certain in a sentence?

  1. [S] [T] I just want to be certain that it’s OK. ( …
  2. [S] [T] I made certain I wasn’t being followed. ( …
  3. [S] [T] Are you certain such a thing can be done? ( …
  4. [S] [T] I’m absolutely certain that Tom is wrong. ( …
  5. [S] [T] I don’t know for certain when he will come. ( …
  6. [S] [T] I’m not certain we can get tickets tonight. (

What are the examples of modals?

Modal verbs

Modal Meaning Example
may to express possibility I may be home late.
may to request permission May I sit down, please?
must to express obligation I must go now.
must to express strong belief She must be over 90 years old.