pronoun
1.
used to refer to a
man, boy, or male animal previously mentioned or easily identified.
"everyone liked my father—he was the perfect gentleman"
noun
1.
a male; a
man.
also the atomic symbol for
Helium Atomic number:
2
Electron configuration: 1s2
Discovered: 1868
Melting point: -458°
F (-272.2°C)
Boiling point: -452.1°
F (-268.9°C)
Atomic mass: 4.002602 ± 0.000002 u