The two are distinguished by the terms long hundredweight and short hundredweight: âThe long hundredweight is defined as 112 lb, which is equal to 50.802345 kg. This is the definition used in the imperial system.âThe short hundredweight is defined as 100 lb, which is equal to 45.359237 kg.iktionary (0.00 / 0 votes) Rate this definition: hundredweight (Noun). A measure of weight containing 100 pounds (45.5 kg) in the U.S. or 112 pounds (51 kg) in the United Kingdom.
In histology, a lacuna is a small space containing an osteocyte in bone or chondrocyte in cartilage.n an ordinary microscopic section, viewed by transmitted light, they appear as fusiform opaque spots. Each lacuna is occupied during life by a branched cell, termed an osteocyte, bone-cell or bone-corpuscle.
Drusen are tiny yellow or white deposits in a layer of the retina called Bruchs membrane. They are the most common early sign of dry age-related macular degeneration. Drusen are made up of lipids, a type of fatty protein. They may be the result of a failure of the eye to dispose of waste products that are produced when the photoreceptors of the eye drop off older parts of the cell. There are several types of drusen with different levels of risk.