1) Ancient lyrelike instrument 2) Grecian instrument 3) Lyre kin 4) Old Greek lyre 1) Lyre 
The cithara or kithara (κιθάρα, kithāra, cithara) was an ancient Greek musical instrument in the lyre or lyra family. In modern Greek the word kithara has come to mean `guitar` (a word whose origins are found in kithara). The kithara was a professional version of the two-stringed lyre. As opposed to the simpler lyre, which was a folk-inst.....
ancient Greek musical instrument like a lyre
• (n.) An ancient instrument resembling the harp.
A stringed musical instrument (3 to 12 strings), which had a wooden soundboard and a box-shaped body, or resonator, from which extended 2 hollow arms connected by a crossbar. It could be considered the forerunner of the guitar 
Cith'a·ra noun [ Latin Confer Cittern , Guitar .] (Mus.) An ancient instrument resembling the harp. 
The cithara was an ancient musical instrument resembling the harp.
(Latin) a stringed instrument similar to a lute.
Ancient musical instrument resembling a lyre but with a flat back. It was strung with wire and plucked with a plectrum or (after the 16th century) with the fingers. The bandurria and laud, still popular in Spain, are instruments of the same type