AD LIBITUM
Meaning of AD LIBITUM in English
/ad lib"i teuhm/ ; Lat. /ahd lib"i toom'/
1. at one's pleasure.
2. Music. not obligatory or indispensable. Abbr.: ad lib.
[ 1695-1705; ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012