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Spectrogram of [ø]. The close-mid front rounded vowel, or high-mid front rounded vowel, [1] is a type of vowel sound used in some spoken languages.. The symbol in the International Phonetic Alphabet that represents the sound is ø , a lowercase letter o with a diagonal stroke through it, borrowed from Danish, Norwegian, and Faroese, which sometimes use the letter to represent the sound.
The "∅" symbol is always drawn as a slashed circle, whereas in most typefaces the letter "Ø" is a slashed ellipse. The diameter symbol ( ⌀ ) (Unicode character U+2300) is similar to the lowercase letter ø, and in some typefaces it even uses the same glyph , although in many others the glyphs are subtly distinguishable (normally, the ...
Letterlike Symbols is a Unicode block containing 80 characters which are constructed mainly from the glyphs of one or more letters. In addition to this block, Unicode includes full styled mathematical alphabets , although Unicode does not explicitly categorize these characters as being "letterlike."
HTML and XML provide ways to reference Unicode characters when the characters themselves either cannot or should not be used. A numeric character reference refers to a character by its Universal Character Set/Unicode code point, and a character entity reference refers to a character by a predefined name.
The letter o is the fourth most common letter in the English alphabet. [4] Like the other English vowel letters, it has associated "long" and "short" pronunciations. The "long" o as in boat is actually most often a diphthong / oʊ / (realized dialectically anywhere from [o] to [ə
Greek letters are used in mathematics, science, engineering, and other areas where mathematical notation is used as symbols for constants, special functions, and also conventionally for variables representing certain quantities. In these contexts, the capital letters and the small letters represent distinct and unrelated entities.
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Hazard symbols; List of mathematical constants (typically letters and compound symbols) Glossary of mathematical symbols; List of physical constants (typically letters and compound symbols) List of common physics notations (typically letters used as variable names in equations) Rod of Asclepius / Caduceus as a symbol of medicine