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Dot (diacritic)

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When used as a diacritic mark, the term dot is usually reserved for the Interpunct ( · ), or to the glyphs 'combining dot above' ( ◌̇ ) and 'combining dot below' ( ◌̣ ) which may be combined with some letters of the extended Latin alphabets in use in Central European languages and Vietnamese.

·
Dot
Diacritics in Latin & Greek
accent
acute( ´ )
double acute( ˝ )
grave( ` )
double grave(  ̏ )
circumflex( ˆ )
caron, háček( ˇ )
breve( ˘ )
inverted breve(   ̑  )
cedilla( ¸ )
diaeresis, umlaut( ¨ )
dot( · )
palatal hook(   ̡ )
retroflex hook(   ̢ )
hook above, dấu hỏi(  ̉ )
horn(  ̛ )
iota subscript(  ͅ )
macron( ˉ )
ogonek, nosinė( ˛ )
perispomene(  ͂ )
overring( ˚ )
underring( ˳ )
rough breathing( )
smooth breathing( ᾿ )
Marks sometimes used as diacritics
apostrophe( )
bar( ◌̸ )
colon( : )
comma( , )
period( . )
hyphen( ˗ )
prime( )
tilde( ~ )
Diacritical marks in other scripts
Arabic diacritics
Early Cyrillic diacritics
kamora(  ҄ )
pokrytie(  ҇ )
titlo(  ҃ )
Gurmukhī diacritics
Hebrew diacritics
Indic diacritics
anusvara( )
chandrabindu( )
nukta( )
virama( )
visarga( )
IPA diacritics
Japanese diacritics
dakuten( )
handakuten( )
Khmer diacritics
Syriac diacritics
Thai diacritics
Related
Dotted circle
Punctuation marks
Logic symbols
Ȧ ȧ Ǡ ǡ
Ċ ċ
Ç̇ ç̇ Ć̣ ć̣
Č̣ č̣
Ė ė Ė́ ė́
Ė̃ ė̃
Ġ ġ
İ
i̇̀ i̇́ i̇̃ į̇́ į̇̃
j̇̃
Ŀ ŀ
Ȯ ȯ
Ȱ ȱ
Q̣̇ q̣̇ Q̣̈ q̣̈
Ṡ̃ ṡ̃
U̇̄ u̇̄
ṿ
Ż ż

Contents

OverdotEdit

Language scripts or transcription schemes that use the dot above a letter as a diacritical mark:

The overdot is also used in the Devanagari script, where it is called anusvara.

In mathematics and physics, when using Newton's notation the dot denotes the time derivative as in  . However, today this is more commonly written with a prime or using Leibniz's notation.[citation needed] In addition, the overdot is one way used to indicate an infinitely repeating set of numbers in decimal notation, as in  , which is equal to the fraction ⅓, and   or  , which is equal to .

UnderdotEdit

EncodingEdit

In Unicode, the dot is encoded at:

  • U+0307 ◌̇ COMBINING DOT ABOVE (HTML ̇)

and at:

  • U+0323 ◌̣ COMBINING DOT BELOW (HTML ̣)
  • U+0358 ◌͘ COMBINING DOT ABOVE RIGHT (HTML ͘)
  • U+1DF8 ◌᷸ COMBINING DOT ABOVE LEFT (HTML ᷸)

There is also:

  • U+02D9 ˙ DOT ABOVE (HTML ˙)

Pre-composed characters:

See alsoEdit

ReferencesEdit

  1. ^ a b c United Nations Group of Experts on Geographical Names (2007). "Technical reference manual for the standardization of geographical names" (PDF). New York: United Nations. p. 169. ISBN 978-92-1-161500-5.

External linksEdit