accidental has definitions from the field of music
1
[ adjective ] associated by chance and not an integral part

Synonyms

adventitious

Examples

"poetry is something to which words are the accidental, not by any means the essential form"- Frederick W. Robertson "was his misconduct adventitious or the result of a flaw in his character?"

Used in print

(Irving Stone, The Agony and the Ecstasy....)

No fold could be accidental , each turn of the drapery had to serve organically , to cover the Madonna 's slender legs and feet so that they would give substantive support to Christ 's body , to intensify her inner turmoil .

Related terms

extrinsic

2
[ adjective ] without intention; especially resulting from heedless action

Synonyms

inadvertent

Examples

"with an inadvertent gesture she swept the vase off the table" "accidental poisoning" "an accidental shooting"

Related terms

unintended

3
[ adjective ] occurring or appearing or singled out by chance

Synonyms

chance casual

Examples

"their accidental meeting led to a renewal of their friendship" "seek help from casual passers-by" "a casual meeting" "a chance occurrence"

Related terms

unplanned

4
[ noun ] (music) a notation that makes a note sharp or flat or natural although that is not part of the key signature

Related terms

musical_notation

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