eka-


Chemistry.

a prefix used to designate the first element of the same family in the periodic table beyond the one to whose name it is prefixed, as ekaselenium for technetium.

QUIZZES

FOR POSTERITY’S SAKE, TAKE THIS WORD OF THE DAY QUIZ!

Are words your bailiwick? Take the latest quiz on the words from July 6 to July 12 to find out.
Question 1 of 7
bailiwick

Origin of eka-

From the Sanskrit word eka one
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for eka-

eka-

pref.

One or first, used especially to name undiscovered elements of the periodic table whose characteristics have been postulated:eka-osmium.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.