λίθος

Etymology
Has been compared to, , Latin , and Lithuanian. Beekes argues for a origin, noting that words for "stone" are often taken from a  language.

Noun

 * 1)  a stone
 * 2) stone as a substance
 * 3) stone, pebble
 * 4) large rock or stone block, used as a seat to a speaker's platform, especially in the Assembly or in the Athenian agora, where archons, arbitrators and certain witnesses swore oaths
 * 1) stone, pebble
 * 2) large rock or stone block, used as a seat to a speaker's platform, especially in the Assembly or in the Athenian agora, where archons, arbitrators and certain witnesses swore oaths

Usage notes
Λίθος is sometimes used as a feminine noun. This often (but not always) is used to refer to some special stone, such as a gem or magnet.

Etymology
Learnedly, from, masculine (also feminine).

Noun

 * 1) masculine form:
 * 2) stone
 * 3)  stone, calculus
 * 4) feminine form (in phrases): special "stones":
 * 1) feminine form (in phrases): special "stones":
 * 1) feminine form (in phrases): special "stones":