Accidental

==English==
===Etymology===
Compare French accidentel, earlier accidental.
===Pronunciation===
* 
===Adjective===
# Happening by chance, or unexpectedly; taking place not according to the usual course of things; casual; fortuitous
#: an accidental visit
# Nonessential; not necessary belonging; incidental
#: are accidental to a play
# Foreign to the key signature or a proper harmony.
# unintentional; by accident
====Usage notes====
* We speak of a thing as accidental when it falls out as by chance, and not in the regular course of things; as, an accidental meeting, an accidental advantage, etc.
* We call a thing incidental when it falls, as it were, into some regular course of things, but is secondary, and forms no essential part thereof; as, an incidental remark, an incidental evil, an incidental benefit.
* We speak of a thing as casual, when it falls out or happens, as it were, by mere chance, without being prearranged or premeditated; as, a casual remark or encounter; a casual observer. An idea of the unimportant is attached to what is casual.
* Fortuitous is applied to what occurs without any known cause, and in opposition to what has been foreseen; as, a fortuitous concourse of atoms.
* We call a thing contingent when it is such that, considered in itself, it may or may not happen, but is dependent for its existence on something else; as, the time of my coming will be contingent on intelligence yet to be received.
====Synonyms====
* casual; fortuitous; contingent; occasional; adventitious, incidental, casual.
====Derived terms====
* accidental chords 
* accidental colors 
* accidental point 
* accidental lights 
====Translations====
* Bulgarian: 
* Catalan: 
* French: 
* German: , 
* Hebrew: מקרי (miqry) , מקרית (miqryt) 
* Japanese: 偶然の (gūzen no)
* Russian: 
===Noun===
# A property which is not essential; a nonessential; anything happening accidentally.
#* Fuller — He conceived it just that accidentals ... should sink with the substance of the accusation.
# Those fortuitous effects produced by luminous rays falling on certain objects so that some parts stand forth in abnormal brightness and other parts are cast into a deep shadow.
# A sharp, flat, or natural, occurring not at the commencement of a piece of music as the signature, but before a particular note.
====Translations====
* Bulgarian: 
* German: , 
* Catalan: 
* : kebetulan
* : accidental
* : accidentale
* : 偶然 (ぐうぜん, gūzen)
* : acidental
* : accidental
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==Spanish==
===Adjective===
# accidental
===Noun===
# accidental
====Synonyms====
* accidente
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