Thesaurus: hydrogens
plural of hydrogen n. a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
Related headwords
elementdefinitionabundantdefinitioncolorlessdefinitiondiatomicdefinitionflammabledefinitiongasdefinitionhighlydefinitionhydrogendefinitionlightestdefinitionnonmetallicdefinitionnormallydefinitionodorlessdefinitionpluraldefinitionsimplestdefinitionunivalentdefinitionuniversedefinitionhydro-familyhydro-aeroplanefamilyhydro-carbonsfamilyhydro-electricfamilyhydro-electricsfamilyhydro-extractorfamilyhydrobarometerfamilyHydrobates pelagicusfamilyhydrobilirubinfamilyhydrobiplanefamilyhydrobranchiatafamilyhydrobromatefamily