accidental

/ˌæksɪdˈɛntə‍l/

/ˌæksəˈdɛnəɫ/, /ˌæksəˈdɛntəɫ/

Accidental

a symbol placed before a note to indicate that it should be played higher or lower than it is written in the key signature

accidental

not of prime or central importance

synonyms : incidental

happening by chance or unexpectedly or unintentionally

Examples

1. Not all difficulties were accidental.

2. Such details are merely accidental.

3. The background just was accidental.

4. The death was, instead, purely accidental.