% arara: pdflatex
% arara: makeglossaries
% arara: pdflatex
\documentclass{article}

\usepackage[colorlinks]{hyperref}
\usepackage[stylemods=mcols]{glossaries-extra}

\makeglossaries

\setabbreviationstyle[acronym]{long-em-short-em}

\renewcommand*{\glsabbrvemfont}[1]{#1}

\loadglsentries{example-glossaries-brief}

\loadglsentries{example-glossaries-acronym}

\begin{document}

\section{No First Use Reference}

Regular: \glstext{ac}.
Short form: \glsxtrshort{aeu}.
Long form: \glsxtrlong{aeu}.
Full form: \glsxtrfull{aeu}.

\section{First Use}

Regular entries: \gls{ac}, \gls{accumsan}, \gls{amet},
\gls{bibendum}, \gls{consectetuer}, \gls{diam}.

Acronyms: \gls{aeu}, \gls{afm}, \gls{anp}, \gls{cas},
\gls{cdg}, \gls{cea}, \gls{dia}.

\section{Next Use}

Regular entries: \gls{ac}, \gls{accumsan}, \gls{amet},
\gls{bibendum}, \gls{consectetuer}, \gls{diam}.

Acronyms: \gls{aeu}, \gls{afm}, \gls{anp}, \gls{cas},
\gls{cdg}, \gls{cea}, \gls{dia}.

\section{No First Use Reference}

Regular: \glstext{ac}.
Short form: \glsxtrshort{aeu}.
Long form: \glsxtrlong{aeu}.
Full form: \glsxtrfull{aeu}.

\printglossary[style=mcolindex]

\end{document}
