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The word symbol derives from the late Middle French masculine noun symbole, which appeared around 1380 in a theological sense signifying a formula used in the Roman Catholic Church as a sort of synonym for 'the credo'; by extension in the early Renaissance it came to mean 'a maxim' or 'the external sign of a sacrament'; these meanings were lost in secular contexts.
The second is a link to the article that details that symbol, using its Unicode standard name or common alias. (Holding the mouse pointer on the hyperlink will pop up a summary of the symbol's function.); The third gives symbols listed elsewhere in the table that are similar to it in meaning or appearance, or that may be confused with it;
definition: is defined as metalanguage:= means "from now on, is defined to be another name for ." This is a statement in the metalanguage, not the object language. The notation may occasionally be seen in physics, meaning the same as :=.
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
The word in Renaissance magic came to refer to any astrological, kabbalistic or magical sign or symbol. John Dee (1527 – 1608), a mathematician and occultist, designed an esoteric symbol (right), which he described in his 1564 book, Monas Hieroglyphica: the word hieroglyph is a composite of hiero (holy) and glyph (a distinct character).
Letter symbolism is the study of the alphabet as a symbol, exploring its ability to represent analogically, convey meaning, and carry values beyond its practical or material function. It involves examining letters as symbols ( symbology ) or systems ( symbolic ), as well as their capacity for designation, meaning, and potential influence ...
A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object, an action on mathematical objects, a relation between mathematical objects, or for structuring the other symbols that occur in a formula. As formulas are entirely constituted with symbols of various types, many symbols are needed for ...
Symbolic communication includes gestures, body language and facial expressions, as well as vocal moans that can indicate what an individual wants without having to speak. Research argues that about 55% of all communication stems from nonverbal language. [2] Symbolic communication ranges from sign language to braille to tactile communication skills.