Chemical structure of lipid A as found in E. coli. Lipid A is a lipid component of an endotoxin held responsible for the toxicity of gram-negative bacteria. It is the innermost of the three regions of the lipopolysaccharide (LPS), also called endotoxin molecule, and its hydrophobic nature allows it to anchor the LPS to the outer membrane.
watermark - Computer Definition. 1  A translucent mark or image in paper produced by pressing the paper in a mold or on a processing roll during the manufacturing process. The watermark is visible when the paper is held to a light. A watermark is used as a sign of authenticity in order to make the counterfeiting of currency and postage stamps more difficult, for example.
Benchmarking is the process of comparing your own organization, operations, or processes against other organizations in your industry or in the broader marketplace. Benchmarking can be applied against any product, process, function or approach in business.