bedrock. n. 1. (Geological Science) the solid unweathered rock that lies beneath the loose surface deposits of soil, alluvium, etc. 2. basic principles or facts (esp in the phrase get down to bedrock).3. the lowest point, level, or layer. (ËbÉdËrÉk).edrock-solid unweathered rock lying beneath surface deposits of soil. rock, stone-a lump or mass of hard consolidated mineral matter; he threw a rock at me.
Acute urticaria: Hives lasting less than six weeks. The most common causes are certain foods, medications, or infections. Insect bites and internal disease may also be responsible. The most common foods that cause hives are nuts, chocolate, fish, tomatoes, eggs, fresh berries, and milk.
Allergic Reactions. Allergic reactions, particularly to foods and medications, are another common cause of acute hives. Generally speaking, hives that occur as a result of eating certain foods almost always appear within a few minutes to a few hours of eating the food.