I. ˈē noun
( plural e's or es also ees ˈēz)
Usage: often capitalized, often attributive
1.
a. : the fifth letter of the English alphabet
b. : an instance of this letter printed, written, or otherwise represented
c. : a speech counterpart of orthographic e (as long e in equal, short e in let, or e in German mehl )
2.
a. : the keynote of E major or E minor
b. : the tone E
3. : a printer's type, a stamp, or some other instrument for reproducing the letter e
4. : someone or something arbitrarily or conveniently designated e especially as the fifth in order or class
5.
a. : a grade assigned by a teacher or examiner rating a student's work as falling in the fifth highest class in a scale of 5 or 6 classes and usually constituting a conditional pass
received an E in Latin
b. : one graded or rated with an E
one of the E's in the class
6. : the base of the natural system of logarithms being the x th root of the expression l+x as x approaches the limit 0 and having the approximate numerical value 2.71828
7. : the second-class Lloyd's rating for the quality of a merchant ship
8. : something having the shape of the letter E
9. : an award usually in the form of a pennant bearing a symbolic E for excellence or exceptional merit (as in performance, production, or product) given usually to an industrial organization by an agency of the United States government (as one of its armed forces)
II. abbreviation
Usage: often capitalized
1. earl
2. early
3. earth
4. easily
5. east; easterly; eastern
6. Easter
7. eccentricity
8. edge
9. educated
10. efficiency; efficient
11. Egyptian
12. elasticity
13. eldest
14. ell
15. empty
16. end
17. energy
18. engine; engineer; engineering
19. English
20. entrance
21. equatorial
22. erg
23. error
24. escudo
25. estimate; estimated
26. excellence; excellency; excellent
27. export
28. exposure
III. symbol
1. capitalized Elohistic or Ephraimitic — used in biblical criticism
the E source in the Hexateuch
an E psalm
2. capitalized Young's modulus of elasticity
3. capitalized electric intensity
4. capitalized illumination
5. the charge of an electron
6. capitalized oxidation-reduction potential
IV. symbol
Usage: often capitalized
exponent — used especially in scientific and floating-point notation (as in a computer display) when a superscript is inconvenient