a tentative theory about the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena; "a scientific hypothesis that survives experimental testing becomes a scientific theory"; "he proposed a fresh theory of alkalis that later was accepted in chemical practices"
a proposal intended to explain certain facts or observations
a particular instance of selling; "he has just made his first sale"; "they had to complete the sale before the banks closed"
the general activity of selling; "they tried to boost sales"; "laws limit the sale of handguns"
an occasion (usually brief) for buying at specially reduced prices; "they held a sale to reduce their inventory"; "I got some great bargains at their annual sale"
an agreement (or contract) in which property is transferred from the seller (vendor) to the buyer (vendee) for a fixed price in money (paid or agreed to be paid by the buyer); "the salesman faxed the sales agreement to his home office"
the state of being purchasable; offered or exhibited for selling; "you'll find vitamin C for sale at most pharmacies"; "the new line of cars will soon be on sale"
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 show or display; the act of presenting something to sight or view; "the presentation of new data"; "he gave the customer a demonstration"
the activity of formally presenting something (as a prize or reward); "she gave the trophy but he made the presentation"
(obstetrics) position of the fetus in the uterus relative to the birth canal; "Cesarean sections are sometimes the result of abnormal presentations"
the act of making something publicly available; presenting news or other information by broadcasting or printing it; "he prepared his presentation carefully in advance"
the act of presenting a proposal
formally making a person known to another or to the public
the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press; "he looked around for the right size bit"
piece of metal held in horse's mouth by reins and used to control the horse while riding; "the horse was not accustomed to a bit"
a small fragment of something broken off from the whole; "a bit of rock caught him in the eye"
a unit of measurement of information (from binary + digit); the amount of information in a system having two equiprobable states; "there are 8 bits in a byte"
something that is communicated by or to or between people or groups
the activity of communicating; the activity of conveying information; "they could not act without official communication from Moscow"
a connection allowing access between persons or places; "how many lines of communication can there be among four people?"; "a secret passageway provided communication between the two rooms"
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"
the quality of taking advantage; "she turned her writing skills to good account"
importance or value; "a person of considerable account"; "he predicted that although it is of small account now it will rapidly increase in importance"
a statement of recent transactions and the resulting balance; "they send me an accounting every month"
a formal contractual relationship established to provide for regular banking or brokerage or business services; "he asked to see the executive who handled his account"
furnish a justifying analysis or explanation; "I can't account for the missing money"
keep an account of
be the sole or primary factor in the existence, acquisition, supply, or disposal of something; "Passing grades account for half of the grades given in this exam"
a message that is stated or declared; a communication (oral or written) setting forth particulars or facts etc; "according to his statement he was in London on that day"
a nonverbal message; "a Cadillac makes a statement about who you are"; "his tantrums are a statement of his need for attention"
(music) the presentation of a musical theme; "the initial statement of the sonata"
the act of noticing or paying attention; "he escaped the notice of the police"
polite or favorable attention; "his hard work soon attracted the teacher's notice"
a short critical review; "the play received good notices"
an announcement containing information about a future event; "you didn't give me enough notice"
advance notification (usually written) of the intention to withdraw from an arrangement or contract; "we received a notice to vacate the premises"; "he gave notice two months before he moved"
express recognition of the presence or existence of, or acquaintance with; "He never acknowledges his colleagues when they run into him in the hallway"; "She acknowledged his complement with a smile"; "it is important to acknowledge the work of others in one's own writing"
notice or perceive; "She noted that someone was following her"; "mark my words"