· (frequently plural) an expense not budgeted or not specified; "he requested reimbursement of $7 for incidental expenses"

Synonym(s): incidental_expense, minor_expense

Hypernym(s): expense

· an item that is incidental

Hypernym(s): item, point

· (sometimes followed by `to') minor or casual or subordinate in significance or nature or occurring as a chance concomitant or consequence; "incidental expenses"; "the road will bring other incidental advantages"; "extra duties incidental to the job"; "labor problems incidental to a rapid expansion"; "confusion incidental to a quick change"

Synonym(s): incident

Antonym(s): basic

· not of prime or central importance; "nonessential to the integral meanings of poetry"- Pubs.MLA; "the character's motives remain accidental to the plot"

Synonym(s): nonessential, accidental

· occurring with or following as a consequence; "an excessive growth of bureaucracy, with attendant problems"; "snags incidental to the changeover in management"; "attendant circumstances"; "the period of tension and consequent need for military preparedness"; "the ensuant response to his appeal"; "the resultant savings were considerable"; "collateral target damage from a bombing run"

Synonym(s): attendant, consequent, accompanying, concomitant, ensuant, resultant, sequent, collateral