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Es

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Symbol, Chemistry.
  1. einsteinium.

E, e

[ee]
noun, plural E's or Es, e's or es.
  1. the fifth letter of the English alphabet, a vowel.
  2. any spoken sound represented by the letter E or e, as in met, meet, mere, etc.
  3. something having the shape of an E.
  4. a written or printed representation of the letter E or e.
  5. a device, as a printer's type, for reproducing the letter E or e.

E.S.

  1. Education Specialist.

-es1

  1. a plural suffix occurring in loanwords from Greek: Hyades.

Origin of -es1

From the Greek suffix -es

-es2

  1. variant of -s2 in verbs ending in s, z, ch, sh, or post-consonantal y: passes; buzzes; pitches; dashes; studies.

-es3

  1. variant of -s3 in nouns ending in s, z, ch, sh, or post-consonantal y, and in nouns in f with v in the plural: losses; fuzzes; riches; ashes; babies; sheaves.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for es

es

the internet domain name for
  1. Spain

Es

the chemical symbol for
  1. einsteinium

ES

abbreviation for
  1. El Salvador (international car registration)

-es

suffix
  1. for nouns ending in ch, s, sh, z, postconsonantal y, for some nouns ending in a vowel, and nouns in f with v in the plural, a variant of -s 1 ashes; heroes; calves
  2. for verbs ending in ch, s, sh, z, postconsonantal y, or a vowel, a variant of -s 1 preaches; steadies; echoes
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

es in Medicine

Es

  1. The symbol for the elementeinsteinium

es in Science

Es

  1. The symbol for einsteinium.

e

[ē]
  1. An irrational number, with a numerical value of 2.718281828459.... It is mathematically defined as the limit of (1 + 1n)n as n grows infinitely large. It is the base of natural logarithms and has many applications in mathematics, especially in expressions involving exponential growth and decay.

E

  1. The symbol for energy.
  2. The symbol for modulus of elasticity.

einsteinium

[īn-stīnē-əm]
Es
  1. A synthetic, radioactive metallic element of the actinide series that is usually produced by bombarding plutonium or another element with neutrons. It was first isolated in a region near the explosion site of a hydrogen bomb. Its longest-lived isotope is Es 254 with a half-life of 276 days. Atomic number 99; melting point 860°C. See Periodic Table.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.