Having happened or been done before this time.

From the beginning of something until the end. in every part of.

Natural type of sugar found in fruits and plants.

internal organ in which major part of digestion of food occurs. consume food or drink without feeling or being sick.

Not of the same kind; unlike other things.

(of biological processes) recurring naturally on twenty-four-hour cycle, even in absence of light fluctuations. Concerning biological processes occurring at -hour intervals.

Used to add new (often different) information.

chemical processes that occur within living organism.

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. Allowing you to pass between, or to.

Less dark in color or illumination. Device used to light a cigarette.

branch of biology that deals with normal functions of living organisms.

used for emphasis with following adjective functioning as adverb. Thing that is not yet known or named.

act or process bringing change. Exchanges of one set of clothes for another. To go from one train, bus, etc. and go to another.

belonging to or affecting particular person. advertisement in personal column of newspaper.

forced or overly controlled. To make someone do something by strong persuasion.