back talk |
insolent replies or retorts; impudence. |
back-talk |
(informal) to answer in an insolent manner. |
back-to-back |
following immediately after another; in consecutive order. [2 definitions] |
backtrack |
to retrace one's previous route. [2 definitions] |
backup |
an alternate, substitute, or copy kept in reserve. [4 definitions] |
back up |
to create and store a copy of (a computer file), often in a separate location, in case the original is damaged or lost. [8 definitions] |
backward |
in the direction of or to the rear or back. [8 definitions] |
backward and forward |
in depth; completely; thoroughly. |
backwards |
variant of "backward." |
backwash |
in nautical terminology, water that an oar, propeller, or the like pushes toward the rear of a boat. [4 definitions] |
backwater |
a pool of water that a dam, current, flood, or the like prevents from flowing. [2 definitions] |
backwoods |
(often used with a sing. verb) an area that is mostly covered with trees and that has few inhabitants. [4 definitions] |
backyard |
an open area behind a house that is part of the homeowner's property. |
bacon |
a fatty, smoked, and salted form of pork, taken from the back and side of the pig. |
bacteremia |
the presence of bacteria in blood. |
bacteria |
pl. of bacterium. Bacteria are one-celled microscopic organisms of various shapes that are often agents of fermentation and putrefaction and that, in some cases, cause disease. |
bactericide |
something that can kill bacteria. |
bacteriology |
the science that is concerned with bacteria. |
bacteriophage |
any virus that attacks and kills bacteria. |
bacterium |
any of a large group of one-celled microscopic organisms of various shapes that are often agents of fermentation and putrefaction and that may cause disease. |
Bactrian camel |
a two-humped camel that is native to central Asia and that is stockier and hairier than an Arabian camel. (Cf. dromedary.) |