ratio — the proportional relationship of one thing to another * * * ratio ra‧ti‧o [ˈreɪʆiəʊ ǁ ˈreɪʆoʊ] noun [countable] a relationship between two amounts that is represented by a pair of numbers showing how much greater one amount is than the other: •… … Financial and business terms
test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… … Medical dictionary
Compression ratio — For compression ratio in data compression, see data compression ratio. The compression ratio of an internal combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion chamber from its… … Wikipedia
4477th Test and Evaluation Squadron — This article is about the USAF squadron. For other uses, see Red Eagle. 4477th Test Evaluation Squadron Members of the 4477th Test Evaluation Squadron in front of a MiG 21F 13 Fishbed C/E, 85 Red , USAF serial 014. This airframe is now at the … Wikipedia
Helper/suppressor ratio — The T Lymphocyte Helper/Suppressor Profile (Helper/Suppressor ratio, T4:T8 ratio, CD4:CD8 ratio) is a basic laboratory test in which the percentage of CD3 positive lymphocytes in the blood positive for CD4 (T helper cells) and CD8 (a class of… … Wikipedia
intelligence test — Psychol. any of various tests, as the Wechsler Adult Intelligence Scale or the Stanford Binet test, designed to measure the intellectual capacity of a person. Cf. achievement test. [1910 15] * * * ▪ psychology series of tasks designed to… … Universalium
Kleihauer-Betke test — The Kleihauer Betke ( KB ) test, Kleihauer Betke ( KB ) stain or Kleihauer test, is a blood test used to measure the amount of fetal hemoglobin transferred from a fetus to a mother s bloodstreamcite journal author=Katiyar R, Kriplani A, Agarwal N … Wikipedia
Loan modification in the United States — Loan modification, the systematic alteration of contactual mortgage loan agreements, has been practiced in the United States since the 1930s. During the Great Depression loan modification programs took place at the state level in an effort to… … Wikipedia
Intermodulation — A frequency spectrum plot showing intermodulation between two injected signals at 270 and 275 MHz (the large spikes). Visible intermodulation products are seen as small spurs at 280 MHz and 265 MHz. Intermodulation or intermodulation distortion… … Wikipedia
Economic Affairs — ▪ 2006 Introduction In 2005 rising U.S. deficits, tight monetary policies, and higher oil prices triggered by hurricane damage in the Gulf of Mexico were moderating influences on the world economy and on U.S. stock markets, but some other… … Universalium
education — /ej oo kay sheuhn/, n. 1. the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life. 2. the act or process of… … Universalium
