What is the meaning of Olt?

ISO 639-3 language code for Old Lithuanian.

old

past indicative connegative singular of olla

past active participle of olla

old

old

to extinguish, to put out

to switch off

to quench

to curdle

to slake (lime, compound of calcium)

to roast, to criticize, to flame (for fun, maybe only on the speaker's side, maybe both)

to inoculate, to vaccinate (by injection)

to graft

Source: wiktionary.org