adj. (sincerer, sincerest) 1 free from pretence or deceit; the same in reality as in appearance. 2 genuine, honest, frank. sincereness n. sincerity n.
[ L sincerus clean, pure ]
SINCERE
Meaning of SINCERE in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012