| rally rallying | the feat of mustering strength for a renewed effort, he singled to start a rally in the th inning, he feared the rallying of their troops for a counterattack |
| merging meeting coming together | the act of joining together as one, the merging of the two groups occurred quickly, there was no meeting of minds |
slaughter massacre
mass murder
carnage
butchery | the savage and excessive killing of many people |
| mass spectroscopy | the use of spectroscopy to determine the masses of small electrically charged particles |
| mass production | the production of large quantities of a standardized article (often using assembly line techniques) |
prayer meeting
prayer service | a service at which people sing hymns and pray together |
| Mass | (Roman Catholic Church and Protestant Churches) the celebration of the Eucharist |
| High Mass | a solemn and elaborate Mass with music |
| Low Mass | a Mass recited without music |
rally
exchange | (sports) an unbroken sequence of several successive strokes, after a short rally Connors won the point |
meeting
coming together | the social act of assembling for some common purpose, his meeting with the salesmen was the high point of his day |
forum
assembly meeting place | a public facility to meet for open discussion |
| mass spectrograph | a mass spectrometer that produces a graphical representation of the mass spectrum |
mass spectrometer
spectrometer | spectroscope for obtaining a mass spectrum by deflecting ions into a thin slit and measuring the ion current with an electrometer |
rapid transit
mass rapid transit | an urban public transit system using underground or elevated trains |
weapon of mass destruction
WMD
W.M.D. | a weapon that kills or injures civilian as well as military personnel (nuclear and chemical and biological weapons) |
| mass | the property of a body that causes it to have weight in a gravitational field |
| critical mass | the minimum mass of fissionable material that can sustain a chain reaction |
| rest mass | (physics) the mass of a body as measured when the body is at rest relative to an observer, an inherent property of the body |
| relativistic mass | (physics) the mass of a body in motion relative to the observer: it is equal to the rest mass multiplied by a factor that is greater than and that increases as the magnitude of the velocity increases |
| gravitational mass | (physics) the mass of a body as measured by its gravitational attraction for other bodies |
| inertial mass | (physics) the mass of a body as determined by the second law of motion from the acceleration of the body when it is subjected to a force that is not due to gravity |
atomic mass
atomic weight
relative atomic mass | (chemistry) the mass of an atom of a chemical element expressed in atomic mass units |
| mass energy | (physics) the mass of a body regarded relativistically as energy |
molecular weight
relative molecular mass | (chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule |
bulk
mass volume | the property of something that is great in magnitude, it is cheaper to buy it in bulk, he received a mass of correspondence, the volume of exports |
| critical mass | the minimum amount (of something) required to start or maintain a venture, the battle for the computer market has now reached critical mass, there is now a critical mass of successful women to take the lead, they sold the business because it lacked critical mass |
| mass culture | the culture that is widely disseminated via the mass media |
| law of mass action | (chemistry) the law that states the following principle: the rate of a chemical reaction is directly proportional to the molecular concentrations of the reacting substances |
| mass-energy equivalence | (physics) the principle that a measured quantity of mass is equivalent (according to relativity theory) to a measured quantity of energy |
mass-action principle
mass action | (neurology) the principle that the cortex of the brain operates as a coordinated system with large masses of neural tissue involved in all complex functioning |
conservation of mass
conservation of matter
law of conservation of mass
law of conservation of matter | a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system |
| medium mass medium | (usually plural) transmissions that are disseminated widely to the public |
| mass noun | a noun that does not form plurals |
| Mass card | (Roman Catholic Church) a card sent to a bereaved family that says the sender has arranged for a Mass to be said in memory of the deceased |
body mass index
BMI | a measure of someone's weight in relation to height, to calculate one's BMI, multiply one's weight in pounds and divide that by the square of one's height in inches, overweight is a BMI greater than , obese is a BMI greater than |
| Mass | a sequence of prayers constituting the Christian Eucharistic rite, the priest said Mass |
| Mass | a musical setting for a Mass, they played a Mass composed by Beethoven |
meeting
encounter | a casual or unexpected convergence, he still remembers their meeting in Paris, there was a brief encounter in the hallway |
| rally | an automobile race run over public roads |
meet
sports meeting | a meeting at which a number of athletic contests are held |
| race meeting | a regular occasion on which a number of horse races are held on the same track, the Epsom race meeting was an important social event |
| mass | an ill-structured collection of similar things (objects or people) |
multitude masses
mass hoi polloi
people the great unwashed | the common people generally, separate the warriors from the mass, power to the people |
meeting
group meeting | a formally arranged gathering, next year the meeting will be in Chicago, the meeting elected a chairperson |
board meeting
committee meeting | a meeting for administrative purposes |
| camp meeting | religious (usually evangelistic) meeting held in a large tent or outdoors and lasting several days |
| stockholders meeting | a meeting at which the management reports to the stockholders of a company |
| meeting get together | a small informal social gathering, there was an informal meeting in my living room |
| town meeting | government of a town by an assembly of the qualified voters |