What do boulard mean?

"Boulard" can refer to a few different contexts. It is commonly associated with the French surname, which may refer to notable individuals or families in France. Additionally, in the context of brewing and fermentation, "boulard" can refer to the use of specific yeast strains, such as Saccharomyces boulardii, which is a probiotic yeast used for gastrointestinal health. The meaning may vary depending on the context in which it is used.