It make seeds crunchier, very pleasant in the mouth, with an improved flavour.
Example: "Dry roast almonds in the oven"
In French it's also the name of a sea fish (ling).
Example: "Make a julienne of vegetables."
Although it doesn't have the full flavour of a leavened bread, poolish gives a bread with more flavour than one just using yeast.
.[Translator's note: the term poolish is more common in French baking than in English. For more information see the Pre-ferment, article on Wikipedia.].
Example: "Prepare a poolish by mixing the water, flour, yeast and a teaspoon of sugar."