James Madison
At 5 feet, 4 inches in height (163 cm) and 100 pounds (45 kg), Madison was the nation's shortest and lightest president.
The opposite of lightest is heaviest.
the lightest elements are gases and the lightest of these are hydrogen and helium.
The lightest metal is lithium.
The superlative form of the adjective 'light' is lightest.
Hydrogen is the lightest element. The isotope protium is the lightest kind of hydrogen atom.
ANSWER:The ant is the lightest animal in the world.
Iron 56 is the lightest
No hydrogen is the lightest element.
gas is the lightest in weight
The superlative for "light" is "lightest."