When youâre craving is a cup of joe, the menu at Starbucks may seem overwhelming. It doesnât even use the word âregularâ to describe any one size or blend. But you can get a simple, basic cup of coffee â equivalent to what your neighborhood shop might call a regular â once you crack Starbucksâ terminology.
Medical Definition of RETICULUM. 1. : the second compartment of the stomach of a ruminant in which folds of the mucous membrane form hexagonal cellsâcalled also honeycomb; compare abomasum, omasum, rumen.edical Definition of RETICULUM. 1. : the second compartment of the stomach of a ruminant in which folds of the mucous membrane form hexagonal cellsâcalled also honeycomb; compare abomasum, omasum, rumen.
sarcoplasmic reticulum. [-plasâ²mik]. Etymology: Gk, sarx + plassein, to mold; L, reticulum, little net. a network of tubules and sacs in skeletal muscle fibers that plays an important role in muscle contraction and relaxation by releasing and storing calcium ions. This network is analogous, but not identical, to the endoplasmic reticulum of other cells.