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Related to sourdough: sourdough bread
a. Sour fermented dough used as leaven in making bread.
b. Bread made from such a leaven.
2. An early settler or prospector, especially in Alaska and northwest Canada.
[Sense 2, from an association with using pieces of sourdough to leaven bread in the winter.]
(Cookery) dialect (of bread) made with fermented dough used as a leaven
(Mining & Quarrying) (in Western US, Canada, and Alaska) an old-time prospector or pioneer
sour•dough(ˈsaʊərˌdoʊ, ˈsaʊ ər-)
1. fermented dough, used as a leavening agent from one baking to the next.
2. a veteran prospector in Alaska or NW Canada.
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|Noun||1.||sourdough - a leaven of dough in which fermentation is active; used by pioneers for making bread|
|2.||sourdough - a settler or prospector (especially in western United States or northwest Canada and Alaska)|
western United States, West - the region of the United States lying to the west of the Mississippi River
prospector - someone who explores an area for mineral deposits