hydrogen
nounmasculinetécnico/idɾuˈʒɛnju/medium
hi·dro·gé·ni·o
Definition
A colorless, odorless, highly flammable gaseous chemical element (symbol H, atomic number 1), the lightest and most abundant in the universe.
Hydrogen is used as a rocket fuel.
Water is composed of hydrogen and oxygen.
Common collocations
hydrogen atomhydrogen bombhydrogen fuel cellhydrogen bond
Etymology
Do francês 'hydrogène', por sua vez do grego 'hydor' (água) e 'genés' (que gera).