Meaning of NULL in English

NULL

/nul/ , adj.

1. without value, effect, consequence, or significance.

2. being or amounting to nothing; nil; lacking; nonexistent.

3. Math. (of a set)

a. empty.

b. of measure zero.

4. being or amounting to zero.

5. null and void , without legal force or effect; not valid: This contract is null and void.

n.

6. Electronics. a point of minimum signal reception, as on a radio direction finder or other electronic meter.

v.t.

7. to cancel; make null.

[ 1555-65; nullus, equiv. to n ( e ) not + ullus any ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .