I. əˈlüməˌnāt transitive verb
( -ed/-ing/-s )
Etymology: alumin- (alum) + -ate
: to treat or combine with alum or alumina
II. -_nə̇t, -ˌnāt noun
( -s )
Etymology: alumin- + -ate
: a compound of alumina with a metallic oxide often regarded as a salt of an aluminum hydroxide
magnesium aluminate MgAl 2 O 4
— compare spinel