EM

n. (Physical Chemistry) emanation, symbol of gaseous product of radioactive separation (including radon, thoron and actinon)

n. pica, unit of typographical measure equal to 1/6 of an inch; unit of measurement of print size equal to 12 points

adj. pertaining to electromagnetism, pertaining to magnetism produced by electrical currents

pron. (Informal usage) them

EM, Em or em has several meanings:Computingemphasis (typography), or , the HTML element for emphasisExpectation-maximization algorithm, used for statistical computing
See more at Wikipedia.org...

Noun
1. the square of a body of any size of type
(synonym) mutton, mut
(hypernym) area unit, square measure
2. a linear unit (1/6 inch) used in printing
(synonym) pica em, pica
(hypernym) linear unit
(part-holonym) inch, in
(part-meronym) point

European championship

eminence, high position, elevated rank