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/ac·ci·den·tal/ (ak″sĭ-den´t'l)
1. occurring by chance, unexpectedly, or unintentionally.
2. nonessential; not innate or intrinsic.


adjective Unexpected; by chance


(ak'si-dent) [L. accidere, to happen]
1. An unforeseen, unfortunate occurrence.
2. An unexpected complication of a disease or treatment.. accidental (-den'tal), adjective; accidentally

cerebrovascular accident

Abbreviation: CVA

radiation accident

Undesired excessive exposure to ionizing radiation.
References in periodicals archive ?
This section provides, in essence, an abridged critical report containing descriptions of the most important variants, along with discussion of those editorial accidentals most likely to concern performers.
83), and the astute editorial policy of showing in square brackets any editorial accidentals in the organ realization that derive from editorial accidentals in the upper parts is sometimes breached (e.
His work combines the best features of previous editions, while surpassing them in many ways, particularly in the scrupulous treatment of accidentals, the extensive critical apparatus, and the inclusion of so much valuable ancillary material.
Although the term "musica ficta" does not appear in his title, his book is squarely concerned with the subject in its proper - that is, medieval - sense, for it is about accidentals that actually do appear in the manuscript sources of secular music from 1275 to about 1450.
Beautiful use" of accidentals is thus outside systematic norms; Brothers uses the expressions "idiosyncratic inflections" and "discursive accidentals" to describe "the optional use of inflections according to no theoretically quantifiable purpose" (p.
Brothers's viewpoint regarding Machaut's accidentals has an important precursor in the work of Bettie Jean Harden ("Sharps, Flats, and Scribes: Musica Ficta in the Machaut Manuscripts" [Ph.
Brothers presents all the accidentals that occur in the sources of the piece, so that his edition has more sharps than any single source.