variable
gb/vˈɛɹiəbəl/ us/vˈɛɹiəbəl/
B1
อังกฤษ
~ 2500
ความหมาย
0 ความหมาย
คำนาม
B1
entity
1
something that can change
Something that can change or be different at different times.
รูปแบบการใช้:
[something] is a variable
ข้อผิดพลาดที่พบบ่อย:
Learners sometimes confuse 'variable' with 'variety'; 'variable' refers to something that can change, while 'variety' means a range of different things.
คำพ้องความหมาย
factor (A broader term for something that influences an outcome, not limited to measurable quantities.)
คำตรงข้าม
constant (Something that does not change in value or state.)
คำที่ใช้ร่วมกัน
independent variable
|dependent variable
|control variable
|climate variables
|economic variables
หัวข้อ
science
|mathematics
|technology
|core_vocabulary
ตัวอย่าง
- Temperature is a key variable in the experiment.
- There are many variables that affect the price of oil.
- In this equation, x is the variable.
- The outcome depends on several economic variables.
- Weather is an unpredictable variable in outdoor events.
ตัวอย่างสำหรับผู้เรียน
- The price of food is a variable.
- Time is an important variable in the test.
- In math, x is a variable.
- Weather is a variable for the trip.
adjective
B1
property
2
likely to change
Not always the same; can change often or easily.
รูปแบบการใช้:
[something] is variable
ข้อผิดพลาดที่พบบ่อย:
Learners may confuse 'variable' with 'varied'; 'variable' means it changes over time, while 'varied' means having different types or kinds.
คำพ้องความหมาย
changeable (Commonly used in everyday contexts for things like moods or weather.)
คำตรงข้าม
stable (Remains steady and does not change over time.)
คำที่ใช้ร่วมกัน
variable weather
|variable speed
|variable quality
|highly variable
หัวข้อ
daily life
|weather
|core_vocabulary
ตัวอย่าง
- The weather here is highly variable in spring.
- Her mood is quite variable lately.
- The quality of the service has been variable.
- This region experiences variable rainfall.
- The patient's condition is still variable.
ตัวอย่างสำหรับผู้เรียน
- The weather is variable today.
- My work hours are variable each week.
- The price is variable in different stores.
คำนาม
technical
B2
entity
3
named data storage in programming
A name in computer code that holds a value that can change when the program runs.
ข้อผิดพลาดที่พบบ่อย:
Learners sometimes confuse 'variable' with 'array'; an array stores multiple values, while a variable usually stores one value at a time.
คำพ้องความหมาย
identifier (A more general programming term for a name given to a program element, not only variables.)
คำตรงข้าม
constant (In programming, a value that cannot change after it is set.)
คำที่ใช้ร่วมกัน
declare a variable
|assign value to a variable
|global variable
|local variable
หัวข้อ
technology
|computing
|education
ตัวอย่าง
- You need to declare the variable before using it.
- This function modifies the value of the variable.
- Variables store data for use in programs.
- A global variable can be accessed from any part of the code.
ตัวอย่างสำหรับผู้เรียน
- I made a variable for the user's name.
- The program changes the variable when you click the button.
- We use variables to store numbers.
ไวยากรณ์
รูปคำในพจนานุกรม
variable
IPA
GB/vˈɛɹiəbəl/
US/vˈɛɹiəbəl/
พยางค์และการเน้นเสียง
vari - able (2 พยางค์)
Stress on 1st syllable (vari)
รูปคำ
Adjective
- Base: variable
Noun
- Base: variable
- Plural: variables
กลุ่มคำที่เกี่ยวข้อง
Forms
variables
noun
Related words
variously
adverb
variant
noun B2
Negative and opposite forms
invariable
adjective C1
invariably
adverb B2
Advanced or less common
variability
noun B2
variance
noun B2
วลีและสำนวน
control variable
1/kəntɹˈoʊl vˈɛɹiəbəl/
fixed phrase
technical
factor kept constant in experiment
A thing you keep the same in an experiment so it does not affect the results.
ตัวอย่าง
- Light was used as a control variable in this test.
- We kept humidity as a control variable.
dependent variable
1/dɪpˈɛndənt vˈɛɹiəbəl/
fixed phrase
technical
factor measured in experiment
The thing you measure in an experiment to see how it changes.
ตัวอย่าง
- Growth rate is the dependent variable in this study.
- We recorded the dependent variable after each trial.
highly variable
1/hˈaɪli vˈɛɹiəbəl/
fixed phrase
changing a lot or often
Changes very often or very much.
ตัวอย่าง
- Rainfall here is highly variable year to year.
- Her energy levels are highly variable.
independent variable
1/ˌɪndɪpˈɛndənt vˈɛɹiəbəl/
fixed phrase
technical
factor changed to test effect
The thing you change in an experiment to see what happens.
ตัวอย่าง
- In this experiment, temperature is the independent variable.
- The independent variable affects the dependent variable.