12-Letter Words Containing: H,E,L,I,O,S,E,S

• dialysis of the blood to remove toxic substances or metabolic wastes from the bloodstream; used in the case of kidney failure

• any of various terrestrial burrowing rodents of Old and New Worlds; often destroy crops

• the solid part of the earth consisting of the crust and outer mantle

• the region inside the heliopause containing the sun and solar system

• the branch of sociology that studies election trends (as by opinion polls)

• the quality of having or showing the tenderness and warmth and affection of or befitting a mother

• someone who helps callers get the person they are calling

• A type of stele in which the vascular tissue in the stem forms a cylinder surrounding a central pith and possessing leaf gaps.