Look up sextant in Wiktionary, the free dictionary.

Sextant may refer to:

• Sextant (circle), a circular sector equal to one sixth of a circle, or a third of a semicircle
• Sextant, any of six groups of teeth in a human mouth, with 4 to 6 teeth in each sextant
• Sextant, a navigation instrument
• Sextant (astronomical), a non-reflecting astronomical instrument for measuring angles
• Mural sextant, a non-reflecting, wall-mounted astronomical instrument for measuring the altitude of a celestial object
• SEXTANT (Station Explorer for X-ray Timing and Navigation Technology), a NASA-funded project that will test XNAV on-orbit on board the International Space Station.
• Sextant (album), by Herbie Hancock
• Cairo Conference, held in Cairo, Egypt in 1943 codenamed SEXTANT
• Sextant (semigraphics), a 2×3 semigraphical pixel array in computing