'Dissident' definitions:

Definition of 'dissident'

(from WordNet)
adjective
Characterized by departure from accepted beliefs or standards [syn: dissident, heretical, heterodox]
adjective
Disagreeing, especially with a majority [syn: dissentient, dissenting(a), dissident]
noun
A person who dissents from some established policy [syn: dissenter, dissident, protester, objector, contestant]

Definition of 'Dissident'

From: GCIDE
  • Dissident \Dis"si*dent\, n. (Eccl.) One who disagrees or dissents; one who separates from the established religion. [1913 Webster]
  • The dissident, habituated and taught to think of his dissidenc? as a laudable and necessary opposition to ecclesiastical usurpation. --I. Taylor. [1913 Webster]

Definition of 'Dissident'

From: GCIDE
  • Dissident \Dis"si*dent\, a. [L. dissidens, -entis, p. pr. of dissidere to sit apart, to disagree; dis- + sedere to sit: cf. F. dissident. See Sit.] No agreeing; dissenting; discordant; different. [1913 Webster]
  • Our life and manners be dissident from theirs. --Robynson (More's Utopia). [1913 Webster]

Synonyms of 'dissident'

From: Moby Thesaurus