check-in | the act of reporting your presence (as at an airport or a hotel) |
check checkout check-out procedure | the act of inspecting or verifying, they made a check of their equipment, the pilot ran through the check-out procedure |
spot check | a check on work performance or product quality made at random times without warning, spot checks ensure a high level of performance by employees |
checkup medical checkup medical examination medical exam medical health check | a thorough physical examination, includes a variety of tests depending on the age and sex and health of the person |
check | (chess) a direct attack on an opponent's king |
discovered check | a check on the opponent's king that is delivered by moving a piece out of the line of attack by a queen or rook or bishop |
check | obstructing an opponent in ice hockey |
poke check | knocking the puck away by jabbing at it with the hockey stick |
Secretary of Energy Energy Secretary | the position of the head of the Department of Energy, the post of Energy Secretary was created in |
waste of effort waste of energy | a useless effort |
attendance check | a call of students' names in a classroom |
bridle check curb | the act of restraining power or action or limiting excess, his common sense is a bridle to his quick temper |
check | a textile pattern of squares or crossed lines (resembling a checkerboard), she wore a skirt with checks |
houndstooth check hound's-tooth check dogstooth check dogs-tooth check dog's-tooth check | textile with a pattern of small broken or jagged checks |
wind farm wind park wind energy facility | a power plant that uses wind turbines to generate electricity |
energy muscularity vigor vigour vim | an imaginative lively style (especially style of writing), his writing conveys great energy, a remarkable muscularity of style |
check chip | a mark left after a small piece has been chopped or broken off of something |
energy push get-up-and-go | enterprising or ambitious drive, Europeans often laugh at American energy |
mass energy | (physics) the mass of a body regarded relativistically as energy |
energy vigor vigour zip | forceful exertion, he plays tennis with great energy, he's full of zip |
hindrance hinderance deterrent impediment balk baulk check handicap | something immaterial that interferes with or delays action or progress |
assay check | an appraisal of the state of affairs, they made an assay of the contents, a check on its dependability under stress |
countercheck double check | something that checks the correctness of a previous check |
confirmation verification check substantiation | additional proof that something that was believed (some fact or hypothesis or theory) is correct, fossils provided further confirmation of the evolutionary theory |
bed check | a check that everyone is in bed by the time they should be |
parity check redundancy check odd-even check | a system of checking for errors in computer functioning |
mass-energy equivalence | (physics) the principle that a measured quantity of mass is equivalent (according to relativity theory) to a measured quantity of energy |
particle physics high-energy physics high energy physics | the branch of physics that studies subatomic particles and their interactions |
conservation of energy law of conservation of energy first law of thermodynamics | the fundamental principle of physics that the total energy of an isolated system is constant despite internal changes |
cyclic redundancy check | an error correction code that is recorded in each sector of a magnetic disk and used to catch errors in the data |
check register | a register of checks issued (usually in numeric order) |
stub check stub counterfoil | the part of a check that is retained as a record |
check chit tab | the bill in a restaurant, he asked the waiter for the check |
rain check | a ticket stub entitling the holder to admission to a future event if the scheduled event was cancelled due to rain |
check mark check tick | a mark indicating that something has been noted or completed etc., as he called the role he put a check mark by each student's name |
check character | a character that is added to the end of a block of transmitted data and used to check the accuracy of the transmission |
rain check | a promise that an unaccepted offer will be renewed in the future |
reality check | an occasion on which one is reminded of the nature of things in the real world, this program is intended as a reality check for CEOs, after all those elaborate productions, I felt in need of a reality check |
Atomic Energy Commission AEC | a former executive agency (from to ) that was responsible for research into atomic energy and its peacetime uses in the United States |
Department of Energy Energy Department Energy DOE | the federal department responsible for maintaining a national energy policy of the United States, created in |
Department of Energy Intelligence DOEI | an agency that collects political and economic and technical information about energy matters and makes the Department of Energy's technical and analytical expertise available to other members of the Intelligence Community |
International Atomic Energy Agency IAEA | the United Nations agency concerned with atomic energy |
psychic energy mental energy | an actuating force or factor |
libidinal energy | (psychoanalysis) psychic energy produced by the libido |
check girl hatcheck girl | a female checker |
Secretary of Energy Energy Secretary | the person who holds the secretaryship of the Department of Energy, the first Secretary of Energy was James R. Schlesinger who was appointed by Carter |
activation energy energy of activation | the energy that an atomic system must acquire before a process (such as an emission or reaction) can occur, catalysts are said to reduce the energy of activation during the transition phase of a reaction |
alternative energy | energy derived from sources that do not use up natural resources or harm the environment |
atomic energy nuclear energy | the energy released by a nuclear reaction |
binding energy separation energy | the energy required to separate particles from a molecule or atom or nucleus, equals the mass defect |