noun (plural tali ˈteɪlʌɪ)Anatomy
The large bone in the ankle, which articulates with the tibia of the leg and the calcaneus and navicular bone of the foot. Also called astragalus.
- The ankle joint is formed by the articulation of the talus with the tibia and fibula.
- In this series of operations, we used suture anchor devices to fix the free ends of the split patellar tendon to the talus and the calcaneus.
- Because of the bony articulation between the medial malleolus and the talus, medial ankle sprains are less common than lateral sprains.
Late 16th century: from Latin, literally 'ankle, heel'.
noun (plural taluses)[mass noun]
1A sloping mass of rock fragments at the foot of a cliff.
- Along these exposed fault scarps, 500 m or more high, not only can the nature of oceanic crust be examined, but complex patterns of fault breccias, talus, and lavas can be discerned.
- These wrens breed in rocky habitats, such as canyons, coulees, outcroppings, and talus slopes in the steppe and dry forests.
- Protection of algific talus slopes may help prevent the need for threatened or endangered status for these other snails and plants like the golden saxifrage.
1.1 [count noun] The sloping side of an earthwork, or of a wall that tapers to the top.
- The talus is an architectural feature of some late medieval castles, especially prevalent in crusader constructions.
- Large taluses were added to the southwest and east sides to strengthen the outer wall and to make it earthquake resistant.
- Soil loss and runoff were evaluated over a 2-year period (2001-2002) on the taluses of terraces, in this zone of intense subtropical orchard cultivation.
Mid 17th century: from French, of unknown origin.
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