From the wonderful RedGuides Wiki

This command is added by EverQuest

Syntax Key
Notation Description
Text without brackets or braces Required items
<Text inside angle brackets> Placeholder for which you must supply a value
[Text inside square brackets] Optional items
Vertical bar (|) Separator for mutually exclusive items; choose one
{Text | inside | braces} Set of required items; choose one
Ellipsis () Items that can be repeated
Syntax /memspellslot <gem slot> {<spell name>|<spell #>}
Description In the specified gem slot, memorize a spell. Can use spell name or ID number. To forget a gem slot, provide a "0" for spell.


Option Description
<gem slot> See your gem slot window. By default, 1 is at the top.
<spell name> The name of the spell
<spell id> The ID of the spell, best to look it up on lucy.


A level 1 Necromancer would use the command;

/memspellslot 2 Lifetap to memorise the Lifetap spell in the #2 spell_gem slot.

See also