The term speculum may refer to: Speculum (medical), a medical tool used for examining body cavities Speculum (journal), a journal of medieval studies published by the Medieval Academy of America Speculum metal, an alloy containing copper and tin used for making all-metal mirrors Speculum feathers, the secondary feathers on the inner part of a duck's wing which are often brightly coloured Ophrys speculum, a species of ground orchid Specula (mollusc), a genus of gastropod mollusc Deth Specu… (More on Speculum)