e

Meanings

• a fat-soluble vitamin that is essential for normal reproduction; an important antioxidant that neutralizes free radicals in the body
• a radioactive transuranic element produced by bombarding plutonium with neutrons
• the cardinal compass point that is at 90 degrees
• the base of the natural system of logarithms; approximately equal to 2.718282...
• the 5th letter of the Roman alphabet

Synonyms

• vitamin E
• tocopherol
• E
• einsteinium
• Es
• atomic number 99
• east
• due east
• eastward

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