Answer: APPLIED

AnswerCrossword Clue
APPLIEDPut on
APPLIEDAnswered a help-wanted ad, say
APPLIEDPractical, as science
APPLIEDNot theoretical
APPLIEDPut into action
APPLIEDPut to use
APPLIEDWas relevant.
APPLIEDStuck on
APPLIEDNot just theoretical
APPLIEDFilled out a personnel form
applied(of a subject or type of study) Put to practical use as opposed to being theoretical
appliedAPPLY, to bring to bear