Also known as: db.
DB has various meanings in the Scientific & Educational category. Discover the full forms, definitions, and usage contexts of DB in Scientific & Educational.
A measure of the relative power, or of the relative values of two flux densities, especially of sound intensities and radar power densities. The decibel is derived from the less frequently used unit, the bel, named in honor of Alexander Graham Bell.
Scientific & EducationalA bi-directional pathway for data flow. Data can flow along this bus from the CPU to memory during a write operation, and data can move from the computer memory to the CPU during a read operation.
Scientific & EducationalA method of testing a new product, usually medicine, in which neither the people trying the product nor those administering the treatment know who is testing the real product and who has been given a placebo containing none of the product.
Scientific & EducationalA bond between atoms that involves 2 pairs of electrons, or 4 electrons total.
Scientific & EducationalSymbol:"Db" Atomic Number:"105" Atomic Mass: (262)amu Dubnium is one of several postactinide elements. Scientists have created these in labs and may have only found a few atoms of the element. You will not find these in use anywhere.
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