' (disambiguation)

The ' character is represented by 39 in ASCII and U+0027 ' APOSTROPHE in Unicode. It is used as:

• Apostrophe (as straight version of the ’ character), a punctuation mark, and sometimes a diacritical mark
• Single quotation mark (as straight version of the ‘ and ’ characters)

Informal use

Being supplied as standard on many keyboard layouts, it is often used in informal contexts to replace other similar looking characters that include:

Diacritical marks

• Acute accent (´), a diacritic used in many modern written languages
• Geresh (׳), a sign in Hebrew writing
• Apex (´), a diacritic used to indicate a long vowel

Modifier letter punctuation

• Modifier letter apostrophe (ʼ), a glyph used primarily to represent various glottal sounds.
• Modifier letter left half ring (ʿ), a character used to transliterate the letter ayin, representing the sound ʕ
• Modifier letter right half ring (ʾ)

Other uses as accents, pronunciation, or stress

• ʻOkina (ʻ), a unicameral consonant letter
• Saltillo (linguistics) (Ꞌ or ꞌ), a glottal stop consonant, ʔ
• Spiritus lenis (᾿)
• Stress (linguistics) (ˈ), relative emphasis or prominence given to a certain syllable in a word
• Ejective consonant (ʼ), used in the International Phonetic Alphabet

Units of measure

• Prime (symbol) (′), used to designate units and for other purposes in mathematics, the sciences, linguistics, and music
  • Foot (unit), a unit of length in the imperial and US customary systems of measurement
  • Minute, a unit of time
  • Minute of arc, a unit of arc

See also

• Apostrophe (disambiguation)
• Comma, a punctuation mark that appears in several variants in different languages