\theoremstyle{definition}
\newtheorem{definition}{\protect\definitionname}
\newtheorem{example}{\protect\examplename}
\newtheorem{quesh}{שאלה}
\renewenvironment{question}{\begin{quesh}}{\end{quesh}}
\addto\captionsenglish{\renewcommand{\theoremname}{Theorem}}
\addto\captionsenglish{\renewcommand{\definitionname}{Definition}}
\addto\captionsenglish{\renewcommand{\examplename}{Example}}
\addto\captionsenglish{\renewcommand{\remarkname}{Remark}}
\addto\captionshebrew{\renewcommand{\questionname}{שאלה}}
\addto\captionshebrew{\renewcommand{\lemmaname}{למה}}
\addto\captionshebrew{\renewcommand{\definitionname}{הגדרה}}
\addto\captionshebrew{\renewcommand{\examplename}{דוגמה}}
\addto\captionshebrew{\renewcommand{\remarkname}{הערה}}
\providecommand{\questionname}{שאלה}
\providecommand{\lemmaname}{למה}
\providecommand{\definitionname}{הגדרה}
\providecommand{\examplename}{דוגמה}
\providecommand{\remarkname}{הערה}
\begin{document}