circle absorption anesthesia n. Inhalation anesthesia in which a circuit with carbon dioxide absorbent is used for the complete or partial rebreathing of exhaled gases. Liberaldictionary.com What It Really Means to Call Someone "Crude" Can You Translate These Famous Phrases From Emoji? These Are the Longest Words in English These Are the Saddest Phrases in English The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.