concision (n.) Look up concision at Dictionary.com
late 14c., "cutting away, mutilation," also, from 16c., "circumcision," from Latin concisionem "a separation into divisions," literally "a cutting up," noun of action from past participle stem of concidere "to cut up" (see concise). From 18c. it began to be used in the sense of conciseness (q.v.).