kithara

[kith-er-uh] /ˈkɪθ ər ə/
noun
1.
a musical instrument of ancient Greece consisting of an elaborate wooden soundbox having two arms connected by a yoke to which the upper ends of the strings are attached.
Also, cithara.
Origin
1350-1400; Middle English < Greek kithára lyre; cf. guitar, zither
British Dictionary definitions for kithara

cithara

/ˈsɪθərə/
noun
1.
a stringed musical instrument of ancient Greece and elsewhere, similar to the lyre and played with a plectrum
Word Origin
C18: from Greek kithara

kithara

/ˈkɪθərə/
noun
1.
a variant of cithara