Term: Transducer Image: [{"name":"images\/public\/dictionary\/Transducer_ba6ldxha.jpg","usrName":"Transducer.jpg","size":65322,"type":"image\/jpeg","thumbnail":"images\/public\/dictionary\/thTransducer_nksl2hib.jpg","thumbnail_type":"image\/jpeg","thumbnail_size":20114,"searchStr":"Transducer.jpg,!:sStrEnd"}] Definition: An electronic sensing device mounted in a boat's bilge or at the bottom of the transom to provide data for a depth sounder.