'Incidental' definitions:

Definition of 'incidental'

(from WordNet)
adjective
(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" [syn: incidental, incident] [ant: basic]
adjective
Not of prime or central importance; "nonessential to the integral meanings of poetry"- Pubs.MLA [syn: incidental, nonessential]
adjective
Following or accompanying 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" [syn: attendant, consequent, accompanying, concomitant, incidental, ensuant, resultant, sequent]
noun
(frequently plural) an expense not budgeted or not specified; "he requested reimbursement of $7 for incidental expenses" [syn: incidental expense, incidental, minor expense]
noun
An item that is incidental

Definition of 'Incidental'

From: GCIDE
  • Incidental \In`ci*den"tal\, a. Happening, as an occasional event, without regularity; coming without design; casual; accidental; hence, not of prime concern; subordinate; collateral; as, an incidental conversation; an incidental occurrence; incidental expenses. [1913 Webster]
  • By some, religious duties . . . appear to be regarded . . . as an incidental business. --Rogers.
  • Syn: Accidental; casual; fortuitous; contingent; chance; collateral. See Accidental. -- {In`ci*den"tal*ly}, adv. -- {In`ci*den"tal*ness}, n. [1913 Webster]
  • I treat either or incidentally of colors. --Boyle. [1913 Webster]

Definition of 'Incidental'

From: GCIDE
  • Incidental \In`ci*den"tal\, n. An incident; that which is incidental; esp., in the plural, an aggregate of subordinate or incidental items not particularized; as, the expense of tuition and incidentals. --Pope. [1913 Webster]

Synonyms of 'incidental'

From: Moby Thesaurus