exa-

exa-

 

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.

exa- (E),

(ek-za'),

Prefix used in the SI and metric system to signify a multiple of one quintillion (10¹⁸).

Farlex Partner Medical Dictionary © Farlex 2012

exa-

Prefix used in the SI and metric system to signify one quintillion (10¹⁸).

Medical Dictionary for the Health Professions and Nursing © Farlex 2012