Sin*cere" (?), a. [Compar. Sincerer (?); superl. Sincerest.] [L. sincerus, of uncertain origin; the first part perhaps akin to sin- in singuli (see Single), and the second to cernere to separate (cf. Discern): cf. F. sincère.] 1. Pure; unmixed; unadulterated.

There is no sincere acid in any animal juice.

A joy which never was sincere till now.

2. Whole; perfect; unhurt; uninjured. [Obs.]

The inviolable body stood sincere.

3. Being in reality what it appears to be; having a character which corresponds with the appearance; not falsely assumed; genuine; true; real; as, a sincere desire for knowledge; a sincere contempt for meanness.

A sincere intention of pleasing God in all our actions.

4. Honest; free from hypocrisy or dissimulation; as, a sincere friend; a sincere person.

The more sincere you are, the better it will fare with you at the great day of account.

Syn. -- Honest; unfeigned; unvarnished; real; true; unaffected; inartificial; frank; upright. See Hearty.