Knowledge or skills gained from practice or direct participation

experiment; test; experimental work; to experiment; to test; to carry out an experimental trial; to perform an operation or activity to verify a theory or hypothesis

to test or experiment, often in a laboratory or small-scale setting, to observe the effectiveness or performance of something

personal experience gained through first-hand involvement or observation

laboratory; a room or building equipped for scientific experiments and research

to test; to inspect; to examine; to check; to verify

to test; to put to the test; a trial or ordeal (often regarding one's character, will, or resolve)

to test and confirm; to validate a theory or process; to inspect and authenticate

to check and receive items upon delivery; to inspect work or goods according to standards and then formally accept them

to conduct a postmortem examination or inquest, or the examination itself, specifically by a forensic doctor to determine the cause of death

a test, quiz, or examination used to assess knowledge; to examine or quiz someone on their progress

To conduct a chemical or physical examination in a laboratory to determine the composition or properties of a substance

to have had the experience of something or to possess relevant experience

a nuclear weapons test; to carry out an experimental detonation of a nuclear weapon

to inspect and verify; to check through examination; to examine and approve

to perform a medical test on a blood sample to determine its components or properties

land used for agricultural trials or testing new crop varieties

to come about as predicted; to be fulfilled; to match an earlier prediction or premonition

efficacious or possessing magical power; having a remarkable effect (of a method, medicine, or charm)

Medical experience gained by a doctor through the actual observation and treatment of patients

A place equipped with various instruments for conducting scientific experiments and research.

to examine the eyes to determine the refractive power of the lens, typically for prescribing corrective lenses

to examine or check something closely; to inspect visually

to check or inspect goods or products, especially upon delivery or for customs

a medical prescription used in Chinese medicine that has been tried and tested and proven to be effective

A survey of public opinion conducted through methods such as sampling, questionnaires, or phone interviews; also called [[民意调查|民意調查|min2 yi4 diao4 cha2]] or [[民调|民調|min2 diao4]]

a priori; (philosophy) relating to or derived by reasoning from self-evident propositions rather than observed facts

to check and test for accuracy; to inspect or proof test

laboratory; a room or institution dedicated to performing chemical tests or medical assays

To examine or investigate on-site; specifically to conduct a legal or judicial inspection of evidence, a crime scene, or a body

to test a random sample; to pick out a portion from a whole for inspection

well tested over a long period of time; proven through long experience

used to describe something that is done as a trial or an experiment; trial; tentative

Words of wisdom gained from personal experience; reliable advice based on what one has actually been through

To verify or double-check a mathematical result by recalculating or using an inverse operation

an electronic device used to check the authenticity of banknotes and detect counterfeit bills

to verify someone's identity through careful examination (e.g., checking a student's ID during an exam)

intended effect; desired result; efficacy or actual proof of efficacy, especially regarding a method or medicine

A standardized measurement used to assess a person's cognitive abilities, such as vocabulary, general knowledge, reading comprehension, and spatial reasoning.

proving ground; testing ground; experimental station

A form of idealistic epistemology (opposed to materialism) which holds that human knowledge and ability are innate and exist prior to objective experience or practice

to examine and verify; to ascertain; to identify (such as someone's identity)

The research and development laboratory originally established by AT&T, known for its extensive contributions to telecommunications and physical sciences. pure science. science; now a subsidiary of Nokia.

to exempt from examination or inspection; to skip a required check

Technician or assistant who performs laboratory tests and chemical analyses.

a person who conducts scientific or technical experiments

the philosophical theory that all knowledge is derived from sense-experience, associated with thinkers like Locke and Hume

scientific research method used to investigate the relationship between variables within a controlled environment

To be checked or inspected; specifically used on documents or products to show that an examination has been completed.completed.