Definition: The ability of a substance to undergo a chemical reaction or respond to a stimulus.

Example: The reactivity of sodium with water is well known in chemistry.

Definition: A device or element that responds to a stimulus or introduces reactance in a circuit, often used in electronics and physics, such as a nuclear reactor.

Example: The nuclear reactor generates electricity by harnessing the energy released from nuclear reactions.

Definition: To change something again so that it works better or is suitable for a new situation.

Example: After moving to a new city, I had to readapt to the different climate and lifestyle.

Definition: A display or presentation of data, often in a digital format, that shows information from calculations or storage devices.

Example: The readout from the computer showed the results of the experiment clearly.

Definition: A substance that is used in a chemical reaction to help detect, measure, or produce other substances.

Example: The scientist added a reagent to the solution to test for the presence of a specific chemical.

Definition: A type of substance found in the blood that is linked to certain medical conditions, such as syphilis or allergies.

Example: The doctor tested for reagin to determine if the patient had a history of syphilis.

Definition: A soft mineral that is orange-red in color, made of arsenic and sulfur, often used in fireworks and as a pigment.

Example: Realgar is often used in fireworks to create vibrant colors.

Definition: Able to be made real or achieved; possible to accomplish.

Example: The project is ambitious, but it is realizable with the right resources.

Definition: A specific area or domain, often related to a kingdom or a field of knowledge.

Example: The scientist made a significant discovery in the realm of biology.

Definition: A second or later examination or study of something, often to gain a better understanding or to correct previous findings.

Example: The researchers conducted a reanalysis of the data to ensure accuracy.