noun
Origin: L, a chair, office of a teacher (in LL(Ec), of a bishop) < Gr kathedra, a seat, bench < kata-, down + hedra, a seat < hezesthai, sit
See cathedra in American Heritage Dictionary 4
noun pl. ca·the·drae (-drē)
Origin:
Origin: Middle English
Origin: , from Latin, chair
Origin: , from Greek kathedrā
Origin: : kat-, kata-, cata-
Origin: + hedrā, seat; see sed- in Indo-European roots
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