12-Letter Words Containing: H,A,Y,D,N

• A chemical compound (C6H5CHO) consisting of a benzene ring with an aldehyde substituent.

• Any of various derivatives of benzaldehyde.

• an antihypertensive drug (trade name Apresoline) that dilates blood vessels; used (often with a diuretic) to treat hypertension and congestive heart failure

• of or relating to hydrodynamics

• chronic and abnormal anxiety about imaginary symptoms and ailments

• Of, relating to, or caused by the energy or momentum of light or other electromagnetic radiations

• Of, or relating to photodynamics

• the branch of physiology that studies the circulation of the blood and the forces involved

• To remove or displace a hyphen from.

• Lacking a hyphen.

• Of people, belonging to a single ethnicity or nationality: names for multi-ethnic/multi-nationality groups generally require a hyphen to connect the names being combined.

• any organic compound in which the cyano radical -CN and the hydroxyl radical -OH are attached to the same carbon atom