Words Containing: D,I,O,R,I,S,M,S

• (chemistry) the property of certain substances that enables them to exist in two distinct crystalline forms

• (biology) the existence of two forms of individual within the same animal species (independent of sex differences)

• To establish the falsity of a claim or belief; to show or to tend to show that a theory or hypothesis is not valid.

• pleochroism of a crystal so that it exhibits two different colors when viewed from two different directions

• Relaxation of monastic rules.

• The room in a monastery for monks granted such relaxation.

• A ledge, sometimes ornately carved, attached to a folding church seat to provide support for a person standing for long periods; a subsellium.

• A medieval dagger, used for the mercy stroke to a wounded foe.

• a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum); used in needles and pen nibs etc.

• a polyhedron whose vertices all lie in one or the other of two parallel planes; the faces that lie in those planes are the bases of the prismatoid