accidental
1. ac.ci.den.tal \.ak-s*-'dent-*l\ \-'dent-le-, -*l-e-\ \-'dent-*l-n*s\ aj
1: arising from extrinsic causes : NONESSENTIAL 2: occurring by chance or
unexpectedly ADVENTITIOUS: ACCIDENTAL stresses chance; FORTUITOUS so
strongly suggests chance that it often connotes entire absence of cause;
CONTINGENT suggests possibility of happening but stresses uncertainty and
dependence on other future events for existence or occurrence; CASUAL
stresses lack of real or apparent premeditation or intent; INCIDENTAL
stresses nonessential or secondary character; ADVENTITIOUS implies a lack
of relation to the original or intrinsic character of a thing {adventitious
importance} - ac.ci.den.tal.ly av SYN syn FORTUITOUS, CONTINGENT, CASUAL,
INCIDENTAL,
2. accidental n 1: a nonessential property 2a: a chromatically altered
note (as a sharp or flat) foreign to a key indicated by a signature 2b: a
prefixed sign indicating an accidental