compendious (adj) - containing or stating the essentials of a subject in a concise form; succinct [kuhm-pen-dee-uhs]
BREAKDOWN: COM- (together) + PEND- (hang) + -IOUS (full of)
a compendium is a concise but comprehensive summary of a larger work
See also: impending
“The object is to discover methods of condensing information concerning large groups of allied facts into brief and compendious expressions suitable for discussion.” —Francis Galton