null
UK/nʌl/US
IELTSTOEFLC1
Definitions
adj.
Having no legal force or validity; non-existent or absent
无效的；无法律效力的
n.
An empty or non-existent value, especially in computing; zero
空值；零
v.
To nullify or annul something
使无效；废除
Root Breakdown
Loanwordnullother
=null
Common Collocations
- 1.null hypothesis零假设
- 2.null value空值
- 3.render null使无效
Example Sentences
- 1.
The null hypothesis in statistics assumes no significant difference.
- 2.
Setting a variable to null means it contains no value.