13-Letter Words Containing: H,Y,N,D

• (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids

• To introduce a hydroxyl group into a compound

• To extend a joint beyond its normal position in a way that stresses the ligaments, often causing injury

• Extremely long; extended greatly

• a patient with imaginary symptoms and ailments

• suffering from hypochondria

• the process whereby hydrocarbon molecules of petroleum are broken down into kerosene and gasolene by the addition of hydrogen under high pressure in the presence of a catalyst