14-Letter Words Containing: D,E,F,I,R,R,T

• A device that uses diffraction (especially X-ray diffraction) to investigate the structure of matter.

• lacking seriousness; given to frivolity

• a radioactive transuranic element which has been synthesized

• To be, or act as, a grandfather to.

• To retain discontinued laws or rules for (a thing, person or organization previously affected by them).

• Exemption from new legislation or regulations.

• change completely the nature or appearance of

• lacking physical movement skills, especially with the hands

• an electronic device that administers an electric shock of preset voltage to the heart through the chest wall in an attempt to restore the normal rhythm of the heart during ventricular fibrillation