breviloquent [bre-vil-uh-kwuhnt ]
1 (of a person, speech, or style of writing) using very few words; concise.
2 marked by brevity of speech
This article provides a breviloquent biography of Fanon's life to afford insight to the development of his theories, and furnishes a review of his relevant literature. (Frantz Fanon and Colonialism: A Psychology of Oppression, Semantic Scholar)
A breviloquent tragedy of the American Dream from the perspective of a sensitive middle-aged office janitor, the tale displays the preternatural empathy that was to distinguish all of West's work to come. (Emma Garman, Feminize Your Canon: Dorothy West, the Pris Review)
Mid 19th century Latin breviloquent-, from brevis 'short' + loquens 'speaking'. (Oxford English Dictionaries)
(Somehow, it is totally fitting that this post is by necessity rather... breviloquent itself :)