Each tissue type, such as liver, spleen or kidney, has a particular echogenicity in its normal state. In diseased states, the echogenicity of an organ can be altered, either more echogenic (hyperechoic) or less echogenic (hypoechoic) than usual.
burn up. v. 1. To destroy something or someone by fire or heat: She burned the contract up. He burned up all the photographs. 2. To be completely destroyed by fire or heat: The cabin burned up, leaving only ashes.
Check your grammar now! Definition of burn rate. : the rate at which someone or something (such as a corporation) uses up available funds We had incorporation documents, employment contracts, nondisclosure agreements, and a stock-option plan. Since only one guy was drawing a salary, I thought I could manage our burn rate for a while, but I was feeling a growing sense of urgency.