phase space | (physics) an ideal space in which the coordinate dimensions represent the variables that are required to describe a system or substance, a multidimensional phase space |
change-up change-of-pace change-of-pace ball off-speed pitch | a baseball thrown with little velocity when the batter is expecting a fastball |
about-face volte-face reversal policy change | a major change in attitude or principle or point of view, an about-face on foreign policy |
change | the action of changing something, the change of government had no impact on the economy, his change on abortion cost him the election |
pitching change | replacing a pitcher in baseball |
change of state | the act of changing something into something different in essential characteristics |
oil change | replacing dirty oil with clean |
change of color | an act that changes the light that something reflects |
change of direction reorientation | the act of changing the direction in which something is oriented |
change of course | a change in the direction that you are moving |
change of magnitude | the act of changing the amount or size of something |
change of integrity | the act of changing the unity or wholeness of something |
change of shape | an action that changes the shape of something |
change ringing | ringing tuned bells in a fixed order that is continually changing |
phase I clinical trial phase I | a clinical trial on a few persons to determine the safety of a new drug or invasive medical device, for drugs, dosage or toxicity limits should be obtained |
phase II clinical trial phase II | a clinical trial on more persons than in phase I, intended to evaluate the efficacy of a treatment for the condition it is intended to treat, possible side effects are monitored |
phase III clinical trial phase III | a large clinical trial of a treatment or drug that in phase I and phase II has been shown to be efficacious with tolerable side effects, after successful conclusion of these clinical trials it will receive formal approval from the FDA |
phase IV clinical trial phase IV | sometimes the FDA approves a drug for general use but requires the manufacturer to continue to monitor its effects, during this phase the drug may be tried on slightly different patient populations than those studied in earlier trials |
preclinical trial preclinical test preclinical phase | a laboratory test of a new drug or a new invasive medical device on animal subjects, conducted to gather evidence justifying a clinical trial |
phase-out | the act or instance of a planned discontinuation |
change | a different or fresh set of clothes, she brought a change in her overnight bag |
change | a thing that is different, he inspected several changes before selecting one |
phase | (astronomy) the particular appearance of a body's state of illumination (especially one of the recurring shapes of the part of Earth's moon that is illuminated by the sun), the full phase of the moon |
variety change | a difference that is usually pleasant, he goes to France for variety, it is a refreshing change to meet a woman mechanic |
reversal change of mind flip-flop turnabout turnaround | a decision to reverse an earlier decision |
phase modulation PM | modulation of the phase of the carrier wave |
change alteration modification | an event that occurs when something passes from one state or phase to another, the change was intended to increase sales, this storm is certainly a change for the worse, the neighborhood had undergone few modifications since his last visit years ago |
change of location travel | a movement through space that changes the location of something |
sea change | a profound transformation |
sex change | a change in a person's physical sexual characteristics (as by surgery and hormone treatments) |
bureau de change | (French) an establishment where you can exchange foreign money |
change | the result of alteration or modification, there were marked changes in the lining of the lungs, there had been no change in the mountains |
change | money received in return for its equivalent in a larger denomination or a different currency, he got change for a twenty and used it to pay the taxi driver |
change | the balance of money received when the amount you tender is greater than the amount due, I paid with a twenty and pocketed the change |
small change chickenfeed chump change | a trifling sum of money |
change | coins of small denomination regarded collectively, he had a pocketful of change |
chemical process chemical change chemical action | (chemistry) any process determined by the atomic and molecular composition and structure of the substances involved |
climate change global climate change | a change in the world's climate |
phase change phase transition state change physical change | a change from one state (solid or liquid or gas) to another without a change in chemical composition |
phase of cell division | a stage in meiosis or mitosis |
temperature change | a process whereby the degree of hotness of a body (or medium) changes |
change | a relational difference between states, especially between states before and after some event, he attributed the change to their marriage |
phase form | (physical chemistry) a distinct state of matter in a system, matter that is identical in chemical composition and physical state and separated from other material by the phase boundary, the reaction occurs in the liquid phase of the system |
dispersed phase dispersed particles | (of colloids) a substance in the colloidal state |
dispersing phase dispersion medium dispersing medium | (of colloids) a substance in which another is colloidally dispersed |
anal stage anal phase | (psychoanalysis) the second sexual and social stage of a child's development during which bowel control is learned |
genital stage genital phase | (psychoanalysis) the fifth sexual and social stage in a person's development occurring during adolescence, interest focuses on sexual activity |
latency stage latency phase latency period | (psychoanalysis) the fourth period (from about age or until puberty) during which sexual interests are supposed to be sublimated into other activities |
oral stage oral phase | (psychoanalysis) the first sexual and social stage of an infant's development, the mouth is the focus of the libido and satisfaction comes from suckling and chewing and biting |
phallic stage phallic phase | (psychoanalysis) the third stage in a child's development when awareness of and manipulation of the genitals is supposed to be a primary source of pleasure |