certain
gb/sˈɚtən/ us/sˈɚtən/
B1
Anh
~ 500
Các nghĩa
0 nghĩa
adjective
B1
state
1
Sure about something
Feeling sure that something is true or will happen.
Mẫu sử dụng:
[someone] is certain (that) [clause]
Lỗi thường gặp:
Learners sometimes confuse 'certain' with 'sure' and overuse one form; 'certain' is slightly more formal than 'sure'.
Từ đồng nghĩa
sure (Slightly more common in everyday conversation, especially in American English.)
Từ trái nghĩa
uncertain (Indicates doubt or lack of confidence about something.)
Cụm từ đi kèm
absolutely certain
|quite certain
|certain about
|certain that
Chủ đề
emotions
|communication
|daily life
|core_vocabulary
Ví dụ
- 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.
Ví dụ cho người học
- 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.
Mẫu sử dụng:
a certain [person/thing/place]
Lỗi thường gặp:
Learners may mistakenly think 'a certain' means 'any' rather than 'a specific but unnamed'.
Từ đồng nghĩa
particular (Emphasizes individuality or specificity; often interchangeable but 'particular' may sound more formal.)
Từ trái nghĩa
unspecified (Indicates that no specific person or thing is meant.)
Cụm từ đi kèm
a certain amount
|a certain type
|a certain way
Chủ đề
communication
|daily life
|core_vocabulary
Ví dụ
- 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.
Ví dụ cho người học
- 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.
Từ đồng nghĩa
inevitable (Formal and emphasizes impossibility of avoiding something.)
Từ trái nghĩa
uncertain (Implies that the outcome is not guaranteed.)
Cụm từ đi kèm
certain death
|certain victory
|certain success
Chủ đề
daily life
|core_vocabulary
Ví dụ
- Failure was certain if they didn’t act quickly.
- With this plan, success is almost certain.
- His injury made defeat certain.
Ví dụ cho người học
- Rain is certain tomorrow.
- Victory was certain for the team.
- It is certain we will meet again.
Ngữ pháp
Dạng từ điển
certain
IPA
GB/sˈɚtən/
US/sˈɚtən/
Âm tiết và trọng âm
cer - tain (2 âm tiết)
Stress on 1st syllable (cer)
Các dạng từ
Adjective
- Base: certain
Họ từ
Cách diễn đạt
a certain amount of
1/ə sˈɚtən əmˈaʊnt əv/
fixed phrase
Specific but unspecified quantity
Some amount, but not said exactly how much.
Ví dụ
- 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.
Ví dụ
- 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.
Ví dụ
- Please make certain all the doors are locked.
- I checked twice to make certain we had enough tickets.