certain
gb/sˈɚtən/ us/sˈɚtən/
B1
انگلیسی
~ 500
معنیها
۰ معنی
adjective
B1
state
1
Sure about something
Feeling sure that something is true or will happen.
الگوی کاربرد:
[someone] is certain (that) [clause]
اشتباه رایج:
Learners sometimes confuse 'certain' with 'sure' and overuse one form; 'certain' is slightly more formal than 'sure'.
هممعنیها
sure (Slightly more common in everyday conversation, especially in American English.)
متضادها
uncertain (Indicates doubt or lack of confidence about something.)
ترکیبهای رایج
absolutely certain
|quite certain
|certain about
|certain that
موضوعها
emotions
|communication
|daily life
|core_vocabulary
نمونهها
- I’m certain we left the keys on the table.
- She’s certain that she saw him at the party.
- Are you certain this is the right address?
- He seemed certain of his decision.
- They are certain it will rain tomorrow.
نمونههای زبانآموزی
- I am certain this is my bag.
- She is certain she can help.
- He is certain they will come.
- We are certain about our choice.
adjective
B2
property
2
Specific but unnamed
Used to talk about a specific person or thing without giving details.
الگوی کاربرد:
a certain [person/thing/place]
اشتباه رایج:
Learners may mistakenly think 'a certain' means 'any' rather than 'a specific but unnamed'.
هممعنیها
particular (Emphasizes individuality or specificity; often interchangeable but 'particular' may sound more formal.)
متضادها
unspecified (Indicates that no specific person or thing is meant.)
ترکیبهای رایج
a certain amount
|a certain type
|a certain way
موضوعها
communication
|daily life
|core_vocabulary
نمونهها
- A certain man called while you were out.
- We need a certain amount of time to finish.
- There’s a certain charm to old houses.
- She spoke with a certain authority.
نمونههای زبانآموزی
- A certain boy is waiting outside.
- We need a certain tool for this job.
- There is a certain smell in this room.
adjective
B2
property
3
Inevitable or guaranteed
Something that will definitely happen.
هممعنیها
inevitable (Formal and emphasizes impossibility of avoiding something.)
متضادها
uncertain (Implies that the outcome is not guaranteed.)
ترکیبهای رایج
certain death
|certain victory
|certain success
موضوعها
daily life
|core_vocabulary
نمونهها
- Failure was certain if they didn’t act quickly.
- With this plan, success is almost certain.
- His injury made defeat certain.
نمونههای زبانآموزی
- Rain is certain tomorrow.
- Victory was certain for the team.
- It is certain we will meet again.
دستور زبان
صورت پایه
certain
IPA
GB/sˈɚtən/
US/sˈɚtən/
هجاها و تکیه
cer - tain (۲ هجا)
Stress on 1st syllable (cer)
صورتهای واژه
Adjective
- Base: certain
خانوادهٔ واژه
عبارتها
a certain amount of
1/ə sˈɚtən əmˈaʊnt əv/
fixed phrase
Specific but unspecified quantity
Some amount, but not said exactly how much.
نمونهها
- There’s a certain amount of risk involved.
- The job requires a certain amount of skill.
for certain
1/fɚ sˈɚtən/
fixed phrase
Without any doubt
Knowing something completely and without any doubt.
نمونهها
- I know for certain that she was there.
- We can’t say for certain what happened.
to make certain
1/tə mˈeɪk sˈɚtən/
fixed phrase
Ensure something happens or is true
To do something so that you are sure it will happen or is correct.
نمونهها
- Please make certain all the doors are locked.
- I checked twice to make certain we had enough tickets.