What does ad lib stand for?

The list of ad lib abbreviation meanings.

2
As desired(Medical, Medicine)
2
Ad libitum(Veterinary, Medicine)
2
As much as needed
1
As Much As Needed(Nursing, Medical, Medicine)
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APASmart Define. (2018). ad lib. Retrieved September 21, 2026, from http://smartdefine.org/ad_lib/abbreviations/f
ChicagoSmart Define. 2018. "ad lib" http://smartdefine.org/ad_lib/abbreviations/f (accessed September 21, 2026).
HarvardSmart Define 2018, ad lib, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/ad_lib/abbreviations/f>.
MLASmart Define. "ad lib" 5 February 2018. Web. 21 September 2026. <http://smartdefine.org/ad_lib/abbreviations/f>