Definition of Null. Meaning of Null. Synonyms of Null

Here you will find one or more explanations in English for the word Null. Also in the bottom left of the page several parts of wikipedia pages related to the word Null and, of course, Null synonyms and on the right images related to the word Null.

Definition of Null

Null
Null Null, a. [L. nullus not any, none; ne not + ullus any, a dim. of unus one; cf. F. nul. See No, and One, and cf. None.] Of no legal or binding force or validity; of no efficacy; invalid; void; nugatory; useless. Faultily faultless, icily regular, splendidly null, Dead perfection; no more. --Tennyson.
Null
Null Null, n. 1. Something that has no force or meaning. 2. That which has no value; a cipher; zero. --Bacon. Null method (Physics.), a zero method. See under Zero.
Null
Null Null, v. t. [From null, a., or perh. abbrev. from annul.] To annul. [Obs.] --Milton.
Null
Null Null, n. [Etymol. uncertain.] One of the beads in nulled work.

Meaning of Null from wikipedia

- Null may refer to: Null (SQL) (or NULL), a special marker and keyword in SQL indicating that something has no value Null character, the zero-valued ASCII...
- In inferential statistics, the null hypothesis is a general statement or default position that there is no relationship between two measured phenomena...
- Null symbol may refer to: Null character, U+0000, U+2400 "symbol for null" (␀), a single-character glyph "NUL" Null sign (∅), the empty set Null (SQL)...
- In computing, a null pointer or null reference has a value reserved for indicating that the pointer or reference does not refer to a valid object. Programs...
- the null device is a device file that discards all data written to it but reports that the write operation succeeded. This device is called /dev/null on...
- In mathematical analysis, a null set N ⊂ R {\displaystyle N\subset \mathbb {R} } is a set that can be covered by a countable union of intervals of arbitrarily...
- the null distribution is the probability distribution of the test statistic when the null hypothesis is true. For example, in an F-test, the null distribution...
- Null (or NULL) is a special marker used in Structured Query Language to indicate that a data value does not exist in the database. Introduced by the creator...
- In mathematics, the word null (from German: null meaning "zero", which is from Latin: nullus meaning "none") means of or related to having zero members...
- The null character (also null terminator or null byte) is a control character with the value zero. It is present in many character sets, including ISO/IEC...
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