Relating to both the astragalus (talus) bone and the calcaneus (heel bone) of the foot or ankle.
From astragalus (ankle bone) plus calcaneus (heel bone) plus -al (adjectival suffix), creating a medical term describing the relationship between these two bones.
Long compound medical words like this look intimidating but are actually just shopping lists—'astragalocalcaneal' just means 'the part involving the ankle bone AND the heel bone together'!
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