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word element used in naming units of measurement to designate a quantity 1018 (a quintillion, or million million million) times the unit to which it is joined. Symbol E.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
Prefix used in the SI and metric system to signify a multiple of one quintillion (1018).
Farlex Partner Medical Dictionary © Farlex 2012
Prefix used in the SI and metric system to signify one quintillion (1018).
Medical Dictionary for the Health Professions and Nursing © Farlex 2012