1. [ adjective ] (sometimes followed by `to') minor or casual or subordinate in significance or nature or occurring as a chance concomitant or consequence
Synonyms: incident

"incidental expenses" "the road will bring other incidental advantages" "extra duties incidental to the job"

Related terms: basic by peripheral omissible secondary parenthetic
2. [ noun ] (frequently plural) an expense not budgeted or not specified
Synonyms: minor_expense incidental_expense

"he requested reimbursement of $7 for incidental expenses"

Related terms: expense plural
3. [ adjective ] not of prime or central importance
Synonyms: nonessential

"nonessential to the integral meanings of poetry"- Pubs.MLA

Related terms: inessential
4. [ adjective ] following as a consequence
Synonyms: attendant accompanying incidental_to concomitant

"an excessive growth of bureaucracy, with related problems" "snags incidental to the changeover in management"

Related terms: related
5. [ noun ] an item that is incidental
Related terms: item
Similar spelling:   incidentally