13-Letter Words Containing: E,S,M,I,U,M

• a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process

• lacking symmetry

• having unsymmetrical parts or unequal dimensions or measurements

• an ode honoring a bride and bridegroom

• (Christianity) the doctrine of the ecumenical movement that promotes cooperation and better understanding among different religious denominations: aimed at universal Christian unity

• a subset of committee members organized for a specific purpose

• a digital computer of medium size