ˌdekstrōmə̇ˈthȯrˌfan noun
( -s )
Etymology: dextr- + meth yl + m orph in an parent substance of morphine alkaloids, from morphine + -an (III)
: a nonaddicting cough suppressant C 18 H 25 NO that is widely used especially in the form of its hydrobromide in over-the-counter cough and cold preparations