A bulla is a fluid-filled sac or lesion that appears when fluid is trapped under a thin layer of your skin. Itâs a type of blister. Bullae (pronounced as âbullyâ) is the term used for multiple bulla. To be classified as a bulla, the blister must be larger than 0.5 centimeters (5 millimeters) in diameter.
Definition of fortune. 1 often capitalized : a hypothetical force or personified power that unpredictably determines events and issues favorably or unfavorably a country favored by fortune.
the force that seems to operate for good or ill in a person's life, as in shaping circumstances, events, or opportunities: With my luck I'll probably get pneumonia. 2. good fortune; advantage or success, considered as the result of chance: He had no luck finding work. 3. a combination of circumstances, events, etc., operating by chance to bring good or ill to a person: She's had nothing but bad luck all year.