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a chemical element, atomic number 103, atomic weight 257. (See Appendix 6.)
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
Former symbol for lawrencium.
Farlex Partner Medical Dictionary © Farlex 2012
LwAn obsolete symbol for lawrencium, replaced by Lr.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.