Definition of mandating:
(n) :
An official or authoritative command; an order or injunction; a commission; a judicial precept; an authorization.
(n) :
(politics) The order or authority to do something, as granted to a politician by the electorate.
(v) :
To (officially) require someone to do something or act in a certain way, to give them the authority to do so; to command.
(v) :
To make mandatory.
(n) :
(Canada) A period during which a government is in power.
(v) :
To administer or assign a territory to a nation under a mandate.