Translation of hydrogen in Spanish:

hydrogen

Pronunciation: /ˈhaɪdrədʒən/

n

uncountable/no numerable

Definition of hydrogen in:

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Word of the day triunfal
adj
triumphal …
Cultural fact of the day

In Spain the term castellano, rather than español, refers to the Spanish language as opposed to Catalan, Basque etc. The choice of word has political overtones: castellano has separatist connotations and español is considered centralist. In Latin America castellano is the usual term for Spanish.