chemical phenomenon - any natural phenomenon involving chemistry (as changes to atoms or molecules)

photochemical exchange - an exchange produced by the chemical action of radiant energy (especially light)

conversation - the use of speech for informal exchange of views or ideas or information etc.

group action - action taken by a group of people

trade-off, tradeoff - an exchange that occurs as a compromise; "I faced a tradeoff between eating and buying my medicine"

transaction, dealing, dealings - the act of transacting within or between groups (as carrying on commercial activities); "no transactions are possible without him"; "he has always been honest is his dealings with me"

logrolling - act of exchanging favors for mutual gain; especially trading of influence or votes among legislators to gain passage of certain projects

centrex - (CENTRal EXchange) a kind of telephone exchange

patchboard, plugboard, switchboard - telephone central where circuits are completed with patchcords

phone system, telephone system - a communication system that transmits sound between distant points

workplace, work - a place where work is done; "he arrived at work early today"

commodities exchange, commodities market, commodity exchange - an exchange for buying and selling commodities for future delivery

corn exchange - an exchange where grains are bought and sold

securities market, stock exchange, stock market - an exchange where security trading is conducted by professional stockbrokers

workplace, work - a place where work is done; "he arrived at work early today"

squash rackets, squash racquets, squash - a game played in an enclosed court by two or four players who strike the ball with long-handled rackets

badminton - a game played on a court with light long-handled rackets used to volley a shuttlecock over a net

lawn tennis, tennis - a game played with rackets by two or four players who hit a ball back and forth over a net that divides the court

Ping-Pong, table tennis - a game (trade name Ping-Pong) resembling tennis but played on a table with paddles and a light hollow ball

group action - action taken by a group of people

commerce, commercialism, mercantilism - transactions (sales and purchases) having the objective of supplying commodities (goods and services)

conversion - act of exchanging one type of money or security for another

barter, swap, swop, trade - an equal exchange; "we had no money so we had to live by barter"

foreign exchange - the system by which one currency is exchanged for another; enables international transactions to take place

change - the action of changing something; "the change of government had no impact on the economy"; "his change on abortion cost him the election"

replacing, replacement - the act of furnishing an equivalent person or thing in the place of another; "replacing the star will not be easy"

subrogation - (law) the act of substituting of one creditor for another

weaning, ablactation - the act of substituting other food for the mother's milk in the diet of a child or young mammal

capture - the removal of an opponent's piece from the chess board

chess game, chess - a game for two players who move their 16 pieces according to specific rules; the object is to checkmate the opponent's king

capture - the removal of an opponent's piece from the chess board

chess game, chess - a game for two players who move their 16 pieces according to specific rules; the object is to checkmate the opponent's king

transfer - cause to change ownership; "I transferred my stock holdings to my children"

sell - exchange or deliver for money or its equivalent; "He sold his house in January"; "She sells her body to survive and support her drug habit"

cash, cash in - exchange for cash; "I cashed the check as soon as it arrived in the mail"

ransom, redeem - exchange or buy back for money; under threat

substitute, replace - put in the place of another; switch seemingly equivalent items; "the con artist replaced the original with a fake Rembrandt"; "substitute regular milk with fat-free milk"

stand in, sub, substitute, fill in - be a substitute; "The young teacher had to substitute for the sick colleague"; "The skim milk substitutes for cream--we are on a strict diet"

swap, swop, switch, trade - exchange or give (something) in exchange for

barter - exchange goods without involving money

trade in, trade - turn in as payment or part payment for a purchase; "trade in an old car for a new one"

rectify - convert into direct current; "rectify alternating current"

utilize - convert (from an investment trust to a unit trust)

capitalise, capitalize - convert (a company's reserve funds) into capital

replace - substitute a person or thing for (another that is broken or inefficient or lost or no longer working or yielding what is expected); "He replaced the old razor blade"; "We need to replace the secretary that left a month ago"; "the insurance will replace the lost income"; "This antique vase can never be replaced"

launder - convert illegally obtained funds into legal ones

switch, change, shift - lay aside, abandon, or leave for another; "switch to a different brand of beer"; "She switched psychiatrists"; "The car changed lanes"

break - exchange for smaller units of money; "I had to break a $100 bill just to buy the candy"

change by reversal, reverse, turn - change to the contrary; "The trend was reversed"; "the tides turned against him"; "public opinion turned when it was revealed that the president had an affair with a White House intern"

reassign, transfer - transfer somebody to a different position or location of work

alternate - exchange people temporarily to fulfill certain jobs and functions

alter, change, modify - cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue"