[ad li.bi.tum] adv [NL, in accordance with desire] (1610): ad lib "rats fed ad libitum"
[2]ad libitum adj (ca. 1801): omissible according to a performer's wishes--used as a direction in music--compare obbligato
[ad li.bi.tum] adv [NL, in accordance with desire] (1610): ad lib "rats fed ad libitum"
[2]ad libitum adj (ca. 1801): omissible according to a performer's wishes--used as a direction in music--compare obbligato
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012