: to combine or impregnate with lithium or a lithium compound lithiated water.

Whats the meaning of sodium?

: a silver-white soft waxy ductile element of the alkali metal group that occurs abundantly in nature in combined form and is very active chemically — see Chemical Elements Table.

What hydrogen means?

: a nonmetallic gaseous chemical element with atomic number 1 that is the simplest and lightest of the elements and that is used especially in the processing of fossil fuels and the synthesis of ammonia — see Chemical Elements Table — compare deuterium, tritium.