Word Origin & History
libationlate 14c., "pouring out of wine in honor of a god," from L. libationem (nom. libatio) "a drink offering," from libare "pour out (an offering)," from PIE *(s)leib- "to pour, drop" (cf. Gk. leibein "to pour, make a libation"), an enlargement of base *lei- "to pour, to flow" (cf. Skt. riyati "to let run;"
Gk. aleison "a wine vessel;" Lith. lieju "to pour," lytus "rain;" Hitt. lilai- "to let go;" Alb. lyse, lise "a stream;" Welsh lliant "a stream, a sea," llifo "to flow;" O.Ir. lie "a flood;" Bret. livad "inundation;" Gael. lighe "a flood, overflow;" Goth. leithu "fruit wine;" O.C.S. liti, lêju, Bulg. leja "I pour;" Czech liti, leji, O.Pol. lic' "to pour"). Transf. sense of "liquid poured out to be drunk" is from 1751.