\listfiles
%
\documentclass{article}
\usepackage{siunitx}
\usepackage{glossaries}
%
\makeglossaries
%
\newglossaryentry{ohm}{%
  name=ohm,
  symbol={\si{\ohm}},
  description=unit of electrical resistance%
}
%
\begin{document}
\glsaddall
%
\printglossaries
\end{document}
