# =

 ﹦ U+FE66, ﹦ SMALL EQUALS SIGN
 [unassigned: U+FE67]
 ← ﹥[U+FE65] Small Form Variants ﹨ →[U+FE68]
 ⁼ U+207C, ⁼ SUPERSCRIPT EQUALS SIGN
 ← ⁻[U+207B] Superscripts and Subscripts ⁽ →[U+207D]
 ＝ U+FF1D, ＝ FULLWIDTH EQUALS SIGN
 ← ＜[U+FF1C] Halfwidth and Fullwidth Forms ＞ →[U+FF1E]

## Translingual English Wikipedia has an article on:
Wikipedia

### Symbol

=

1. (mathematics) The equal sign. It asserts that two quantities or expressions have the same value.
2+2=4
1. () Is. Used to state the relation that the expression on the left side of the sign is at most as large as the expression on the right.
Synonyms: , , (depending on context)
The statement $f(x)=O(log^{2}x)$ means that as $x$ gets arbitrarily large, $f(x)$ will never grow faster than some constant multiple of $log^{2}x$ .
2. (chemistry) A double bond; a chemical bond between two chemical elements involving four bonding electrons instead of the usual two.
3. (programming) The assignment operator. It assigns a value to a variable.
\$price=18.95 (this causes \$price to be 18.95 from now on)
4. (programming) An operator that compares if two values are equal. In some languages, == is used instead.
5. (lexicography) The same form as the headword.
sheep pl. =
6. (lexicography) Indicates synonyms of a word.
7. (Hittitology) Indicates morpheme boundaries in bound transcription of Hittite terms with clitics.

#### Usage notes

When used in big O notation, the = relation is asymmetric i.e. $O(x)=O(x^{2})$ is not equivalent to $O(x^{2})=O(x)$ . For a wider discussion on this usage, refer to this English Wikipedia article.

#### Quotations

For quotations using this term, see Citations:=.

### Conjunction

=

1. (informal) The same as; equal to.
A wireless keyboard = a keyboard without a wire.
Vulpes vulpes = red fox.

#### Quotations

For quotations using this term, see Citations:=.

## Japanese

### Symbol

=

1. Alternative form of

## Latin

### Symbol

=

1. symbol for sextans