Something that identifies or uniquely points to something or someone else.
One who identifies as a particular type or role; one who says and believes that they are a certain thing.
A formal name used in source code to refer to a variable, function, procedure, package, etc. or in an operating system to refer to a process, user, group, etc.
A primary key.
Someone who identifies; a person who establishes the identity of someone or something.
A guidebook that helps determine the specific class of an object (such as a mushroom, herb, fish, bird, drug, or mineral), or its individual identity (such as that of a star).
A code that distinguishes a particular element from all other elements in a document.
A reference or allusion to something.
A nomination.
An instance of inclining the head up and down, as to indicate agreement, or as a cursory greeting.
Approval.
To signify by a nod.
To incline the head up and down, as to indicate agreement.
To allude to something.
To sway, move up and down.
To make a mistake by being temporarily inattentive or tired
To briefly incline the head downwards as a cursory greeting.
To fall asleep while under the influence of opiates.
To gradually fall asleep.
To head; to strike the ball with one's head.