diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal
a mechanical system of rods or springs or pivots that transmits power or motion
(genetics) traits that tend to be inherited together as a consequence of an association between their genes; all of the genes of a given chromosome are linked (where one goes they all go)
a passage for water (or other fluids) to flow through; "the fields were crossed with irrigation channels"; "gutters carried off the rainwater into a series of channels under the street"
a television station and its programs; "a satellite TV channel"; "surfing through the channels"; "they offer more than one hundred channels"
a path over which electrical signals can pass; "a channel is typically what you rent from a telephone company"
(often plural) a means of communication or access; "it must go through official channels"; "lines of communication were set up between the two firms"
a deep and relatively narrow body of water (as in a river or a harbor or a strait linking two larger bodies) that allows the best passage for vessels; "the ship went aground in the channel"
direct the flow of; "channel information towards a broad audience"
information known only to a special group; "the secret of Cajun cooking"
something that should remain hidden from others (especially information that is not to be passed on); "the combination to the safe was a secret"; "he tried to keep his drinking a secret"
the next to highest level of official classification for documents
not expressed; "secret (or private) thoughts"
indulging only covertly; "a secret alcoholic"
communicated covertly; "their secret signal was a wink"; "secret messages"
not open or public; kept private or not revealed; "a secret formula"; "secret ingredients"; "secret talks"