Meaning of alkaline-earth metal
Pronunciation: (al'ku-līn"ûrth', -lin-), [key]
— Chem. Chem.
- any of the group of bivalent metals including barium, radium, strontium, calcium, and, usually, magnesium, the hydroxides of which are alkalis but less soluble than those of the alkali metals.
- alkaline-earth metal (Thesaurus)