null

noun

  1. 1

    A non-existent or empty value or set of values.

  2. 2

    Zero quantity of expressions; nothing.

  3. 3

    Something that has no force or meaning.

  4. 4

    The null character; the ASCII or Unicode character (␀), represented by a zero value, which indicates no character and is sometimes used as a string terminator.

  5. 5

    The attribute of an entity that has no valid value.

    Since no date of birth was entered for the patient, his age is null.

  6. 6

    One of the beads in nulled work.

  7. 7

    The null hypothesis.

adjective

  1. 1

    Having no validity; "null and void".

  2. 2

    Insignificant.

  3. 3

    Absent or non-existent.

  4. 4

    Of the null set.

  5. 5

    Of or comprising a value of precisely zero.

Synonyms

Also useful for “null”:Unscrambler