See Also: vigorist(dictionary)

terbium (iou) and vigorist (iou)


terbium (iou)



terbium noun. M19.
[from Ytterby, Sweden (cf. YTTERBIUM) + -IUM.]
A rare silvery metallic chemical element, atomic no. 65, that is a member of the lanthanide series. (Symbol Tb.)
terbia noun terbium oxide, Tb2O3 E20.

vigorist (iou)



vigorist noun. rare. E19.
[from Latin vigor VIGOUR + -IST.]
A person who acts with vigour or energy; a person who advocates vigorous action.