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Adjective: sincere (sincerer,sincerest)  sin'seer
  1. Open and genuine; not deceitful
    "he was a good man, decent and sincere"; "felt sincere regret that they were leaving"; "sincere friendship"
     
  2. Characterized by a firm and humourless belief in the validity of your opinions
    "an entirely sincere and cruel tyrant";
    - earnest, solemn

Derived forms: sincerest, sincerer

See also: artless, bona fide, cordial, dear, devout, earnest, echt, existent, genuine, heartfelt, heart-whole, honest, honorable [US], honourable [Brit, Cdn], ingenuous, real, serious, sincerity, true, unfeigned, wholehearted, whole-souled

Antonym: insincere

Encyclopedia: Sincere