(grammar) A noun that modifies another noun attributively and that is optional (that is, it can be removed without affecting the grammar of the sentence); a noun used as an adjective.

Alternative spelling of transient ischemic attack

(Internet) A type of network computer attack that attempts to render a particular service (e.g. web site) unavailable to its audience.

A sudden period of intense anxiety, mounting physiological arousal, fear, stomach problems and discomfort that are associated with a variety of somatic and cognitive symptoms.

(law) In a legal proceeding, an attorney who has submitted his name to the court or tribunal as the person responsible for representation of the client, irrespective of which attorneys perform work for that client.

(intransitive) to rouse someone to notice something, to cause someone to focus on something.

(video games) A demonstration mode intended to attract potential players to an arcade game.

plural of attract mode

(philosophy) A relational mental state connecting a person to a proposition, such as believing that, desiring that, or hoping that.

(neurology, pathology, psychiatry, psychology) A developmental disorder in which a person has a persistent pattern of impulsiveness and inattention, with or without a component of hyperactivity.