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(physics) the property of a body that determines the fraction of the incident radiation or sound flux absorbed or absorbable by the body

(physics) the property of a body that determines the fraction of the incident radiation or sound flux absorbed or absorbable by the body

an unsaturated acid (C4H6O2) used to make resins and plastics

the branch of physics that deals with the emission and effects of electrons and with the use of electronic devices

of or relating to electronics; concerned with or using devices that operate on principles governing the behavior of electrons