1. The part of a scene (or picture) that lies behind objects in the foreground; SYN. ground.
2. Relatively unimportant or inconspicuous accompanying situation.
3. A person's social heritage: previous experience or training.
4. Information that is essential to understanding a situation or problem; SYN. background knowledge.
5. Extraneous signals that can be confused with the phenomenon to be observed or measured; SYN. background signal.
6. (Computer science) The area of the screen in graphical user interfaces against which icons and windows appear; SYN. desktop, screen background.
1. Something forming a back that is added for strengthening; SYN. mount.
2. The act of providing approval and support; SYN. championship, patronage.
Sinonimi: long pillow
ETYM AS. bolster; akin to Icel. boelstr, Swed. and Dan. bolster, Old High Germ. bolstar, polstar, German polster; from the same root as Eng. bole stem, bowl hollow vessel. Related to Bulge, Poltroon.
A pillow that is often put across a bed underneath the regular pillows; SYN. long pillow.
ETYM AS. cradel, cradol, prob. from Celtic; cf. Gael. creathall, Irish craidhal, W. cryd a shaking or rocking, a cradle; perh. akin to Eng. crate.
1. A baby's bed with sides and rockers.
2. Birth of a person.
ETYM Old Eng. pilwe, AS. pyle, from Latin pilvinus.
A cushion to support the head of a sleeping person.
In biochemistry, a compound or mixture of compounds acted on by an enzyme. The term also refers to a substance such as agar that provides the nutrients for the metabolism of microorganisms. Since the enzyme systems of microorganisms regulate their metabolism, the essential meaning is the same.
The substance acted upon by an enzyme or ferment.
ETYM Latin substratus, p. p. of substernere to strew under; sub under + sternere to strew. Related to Stratum.
Any stratum lying underneath another; SYN. substrate.
Underneath layer; foundation.