The term speculum may refer to:

• Speculum (medical), a medical tool used for examining body cavities.
• Speculum (band), a San Diego California grindcore/death metal band.
• 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.
• Speculum (journal), a journal of medieval studies published by the Medieval Academy of America.
• Deth Specula, one of the early bands to broadcast audio and video of a live music concert over the Internet
• Ophrys speculum, a species of ground orchid.
• Specula (mollusc), a genus of gastropod mollusc.
• Speculum, a hand-held bronze mirror used by Etruscan women

See also

• Speculum literature, a genre of medieval literature, has the titles of a number of books including the word "speculum"

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