Definition from Wiktionary, a free dictionary

Due to technical restrictions, some page names are not allowed on Wiktionary. Since Wiktionary uses the term being defined as the page name, there are thus some terms that cannot have their own entry. Some of these are collected here instead. (For more information on the technical restrictions, which are in the software that Wiktionary runs on, see the MediaWiki Handbook).

Contents 1 1.1 Translingual 1.1.1 Symbol 1.1.2 See also 2 　 2.1 Translingual 2.1.1 Symbol 3 # 3.1 Translingual 3.1.1 Symbol 3.1.1.1 Usage notes 3.2 English 3.2.1 Etymology 3.2.1.1 Noun 3.2.1.2 Related terms 3.2.1.2.1 See also 4 . 4.1 Translingual 4.1.1 Symbol 4.1.1.1 Usage notes 4.1.1.2 Synonyms 4.1.1.3 See also 5 .. 5.1 Translingual 5.1.1 Symbol 6 : 6.1 Translingual 6.1.1 Symbol 6.1.1.1 See also 7 :: 7.1 Translingual 7.1.1 Symbol 8 :( 8.1 Translingual 8.1.1 Symbol 8.1.1.1 Antonyms 9 :) 9.1 Translingual 9.1.1 Symbol 9.1.1.1 Antonyms 10 :-( 10.1 Translingual 10.1.1 Etymology 10.1.2 Symbol 10.1.2.1 Synonym 11 :-) 11.1 Translingual 11.1.1 Etymology 11.1.2 Symbol 11.1.2.1 Synonym 12 := 12.1 Translingual 12.1.1 Symbol 13 < 13.1 Translingual 13.1.1 Symbol 13.1.2 Synonyms 13.1.3 Antonyms 13.1.4 Related terms 13.1.5 See also 14 <3 14.1 Translingual 14.1.1 Etymology 14.1.2 Verb 15 <> 15.1 Translingual 15.1.1 Symbol 15.1.1.1 Usage notes 16 <· 16.1 Translingual 16.1.1 Symbol 16.1.2 See also 17 > 17.1 Translingual 17.1.1 Symbol 17.1.2 Synonyms 17.1.3 Antonyms 17.1.4 Related terms 17.1.5 See also 18 [ 18.1 Translingual 18.1.1 Symbol 18.1.2 Related terms 18.1.3 See also 19 ] 19.1 Translingual 19.1.1 Symbol 19.1.2 Related terms 19.1.3 See also 20 _ 20.1 Translingual 20.1.1 Symbol 20.1.2 See also 21 { 21.1 Translingual 21.1.1 Symbol 21.1.2 Related terms 21.1.3 See also 22 | 22.1 Translingual 22.1.1 Symbol 22.1.2 See also 23 } 23.1 Translingual 23.1.1 Symbol 23.1.2 Related terms 23.1.3 See also 24 References

[edit]

The Universal Character Set

Unicode name	SPACE
Basic Latin	U+0020

[edit] Translingual

[edit] Symbol

] [

1. space (used to separate words from one another).

[edit] See also

• Space_(punctuation) on Wikipedia.Wikipedia:Space_(punctuation)

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[edit] 　

The Universal Character Set

Unicode name	IDEOGRAPHIC SPACE
Codepoint	U+3000

[edit] Translingual

[edit] Symbol

]　[

1. fullwidth (Ideographic) space;

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[edit] #

The Universal Character Set

Unicode name	NUMBER SIGN
Basic Latin	U+0023

[edit] Translingual

[edit] Symbol

#

1. (computing) The hash character

[edit] Usage notes

• In English it is called the pound sign, number sign, hash sign, or octothorpe.

[edit] English

[edit] Etymology

The symbol # derives from the abbreviation lb for Latin libra (“‘pound’”), via the medieval convention of indicating abbreviations with an over-stroke, which in this case crossed the risers of the l and b (approximately l͞b, or lb).

[edit] Noun

# (plural # or #s)

1. (food packaging, US) Pound (unit of weight)

   3# — "three pounds"

2. (followed by a numeral: used attributively) Number

   #3 — "number three"

[edit] Related terms

• £

[edit] See also

• Number sign on Wikipedia.Wikipedia:Number sign

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[edit] .

The Universal Character Set

Unicode name	FULL STOP
Basic Latin	U+002E

[edit] Translingual

[edit] Symbol

.

1. full stop or period (used to indicate the end of a sentence).
2. end of abbreviation

   etc. — “et cetera”

3. In some counting systems, the decimal separator.
4. In some counting systems, the thousands separator.
5. (computing) a delimiter

   en.wiktionary.org — “the Internet domain name with components ‘en’, ‘wiktionary’, and ‘org’”

   document.txt — “the file with the base name ‘document’ and the extension ‘txt’”

6. (computing, various operating systems) the current directory

   ls . — “list the contents of the current directory”

7. (computing, various programming languages) structure access operator

   point.x — “the ‘x’ property of the ‘point’ variable”

[edit] Usage notes

In English, the symbol . has various names, used in different contexts:

• To signify the end of a sentence: period or full stop
  • My name is John. - My name is John period (US) or My name is John full stop (UK)
• For use as a decimal separator: point
  • 3.45 - three point four five
• For use of a thousand separator: - (not pronounced)
  • There are 1.000 species left. - There are one thousand species left
• In names in computing contexts (file-names, domain-names, and so on): dot
  • john.smith@example.com - john dot smith at example dot com

[edit] Synonyms

• (decimal separator): , (in some counting systems)
• (thousand separator): , (in some counting systems)

[edit] See also

• Full stop on Wikipedia.Wikipedia:Full stop

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[edit] ..

[edit] Translingual

[edit] Symbol

..

1. (computing) the parent directory.

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[edit] :

The Universal Character Set

Unicode name	COLON
Basic Latin	U+003A

[edit] Translingual

[edit] Symbol

:

1. colon (used to separate numbers in a ratio).

   There is a 5:4 ratio of boys to girls in my class.

[edit] See also

• Colon (punctuation) on Wikipedia.Wikipedia:Colon (punctuation)

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[edit] ::

[edit] Translingual

[edit] Symbol

::

1. (rare) (Used in a proportion to separate one ratio from another.)

---

[edit] :(

[edit] Translingual

[edit] Symbol

:(

1. Alternative form of :-(.

[edit] Antonyms

• :)

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[edit] :)

[edit] Translingual

[edit] Symbol

:)

1. Alternative form of :-).

[edit] Antonyms

• :(

---

[edit] :-(

[edit] Translingual

[edit] Etymology

First used with the intended purpose of expressing emotion in a post by Scott Fahlman to the Carnegie Mellon University computer science general bulletin board on 19 September 1982^[1].

[edit] Symbol

:-(

1. (Internet, instant messaging) sad face.
2. (Can we verify⁽⁺⁾ this sense?) (Internet, instant messaging) frowning face.

[edit] Synonym

• :(

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[edit] :-)

[edit] Translingual

[edit] Etymology

First used with the intended purpose of expressing emotion in a post by Scott Fahlman to the Carnegie Mellon University computer science general bulletin board on 19 September 1982^[1].

[edit] Symbol

:-)

1. a smiley face

[edit] Synonym

• :)

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[edit]  :=

[edit] Translingual

[edit] Symbol

:=

1. Indicates that the thing on the left is defined to be the thing on the right

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[edit] <

The Universal Character Set

Unicode name	LESS-THAN SIGN
Basic Latin	U+003C

[edit] Translingual

[edit] Symbol

<

1. Less than; used to show the number on the left has a lower value than the one on the right.

   — for all x less than three

   x < 3 — x is less than three

[edit] Synonyms

• ≱

[edit] Antonyms

• ≥

[edit] Related terms

• ≤
• ≪
• >

[edit] See also

• Less than on Wikipedia.Wikipedia:Less than

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[edit] <3

[edit] Translingual

[edit] Etymology

From its shape as a heart.

[edit] Verb

<3

1. (emoticon) Love.

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[edit] <>

[edit] Translingual

[edit] Symbol

<>

1. unequal

[edit] Usage notes

• Used especially in plaintext, wherein the more usual symbol ≠ cannot be used.

[edit] <·

[edit] Translingual

[edit] Symbol

<·

1. covers. "is covered by"

[edit] See also

Wikipedia

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[edit] >

The Universal Character Set

Unicode name	GREATER-THAN SIGN
Basic Latin	U+003E

[edit] Translingual

[edit] Symbol

>

1. Greater than, more than; used to show the number on the left has a greater value than the one on the right.

   

   for all x greater than three

   x > 3

   x is greater than three

[edit] Synonyms

• ≰

[edit] Antonyms

• ≤
• ≯

[edit] Related terms

• ≥
• ≫
• <

[edit] See also

• Greater than on Wikipedia.Wikipedia:Greater than

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[edit] [

The Universal Character Set

Unicode name	LEFT SQUARE BRACKET
Basic Latin	U+005B

[edit] Translingual

[edit] Symbol

[

1. left square bracket
2. (mathematics) In set builder notation, an inward facing bracket represents a closed endpoint of an interval (an inward facing parenthesis denotes an open endpoint).

   ,

3. (mathematics) In ISO 31-11 notation, an inward facing bracket denotes a closed endpoint of an interval and an outward facing bracket denotes an open endpoint.

   

[edit] Related terms

• ]

[edit] See also

• Bracket on Wikipedia.Wikipedia:Bracket

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[edit] ]

The Universal Character Set

Unicode name	RIGHT SQUARE BRACKET
Basic Latin	U+005D

[edit] Translingual

[edit] Symbol

]

1. right square bracket

[edit] Related terms

• [

[edit] See also

• Bracket on Wikipedia.Wikipedia:Bracket

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[edit] _

The Universal Character Set

Unicode name	LOW LINE
Basic Latin	U+005F

[edit] Translingual

[edit] Symbol

_

1. The underscore symbol, often used in place of a space in email addresses.

   My email address is jon_smith@example.com.

[edit] See also

• Underscore on Wikipedia.Wikipedia:Underscore

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[edit] {

The Universal Character Set

Unicode name	LEFT CURLY BRACKET
Basic Latin	U+007B

[edit] Translingual

[edit] Symbol

{

1. left curly bracket

[edit] Related terms

• }

[edit] See also

• Bracket on Wikipedia.Wikipedia:Bracket

---

[edit] |

The Universal Character Set

Unicode name	VERTICAL LINE
Basic Latin	U+007C

[edit] Translingual

[edit] Symbol

|

1. (logic) vertical bar, or pipe (used to join two statements of which not both are true.)
2. (mathematics) Such that; having the property that.

   

3. (mathematics, of an expression) Evaluated at.

   x + 2 | _{x = 1} = 3

4. (mathematics) absolute value, or, more generally, modulus

   |-3| = 3

   For x = (1,1), and y = (4,5), |x – y| = √([1–4]2 + [1–5]2) = 5

5. determinant

   |A| means the determinant of the matrix A

6. (mathematics) cardinality

   

7. (mathematics) number of connected components

   

8. (statistics) conditional probability

   Pr(X|Y) — "The probability of X given Y"

[edit] See also

• Sheffer stroke on Wikipedia.Wikipedia:Sheffer stroke

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[edit] }

The Universal Character Set

Unicode name	RIGHT CURLY BRACKET
Basic Latin	U+007D

[edit] Translingual

[edit] Symbol

}

1. right curly bracket

[edit] Related terms

• {

[edit] See also

• Bracket on Wikipedia.Wikipedia:Bracket

[edit] References

• Notes:

1. ↑ ^{1.0 1.1} ":) turns 25", 2007-09-20. Retrieved on 2007-09-20.