Definition: The process of taking back a substance that has already been absorbed, often referring to substances in the body or in other systems.

Example: The kidneys play a crucial role in the reabsorption of water and nutrients back into the bloodstream.

Definition: To increase speed or progress once more after having slowed down or stopped.

Example: After the break, the car began to reaccelerate quickly.

Definition: Having increased speed or rate again after a previous acceleration.

Example: The reaccelerated train reached its destination much faster than expected.

Definition: To respond or behave in a certain way because of something that has happened or been said.

Example: She tends to react quickly when she feels threatened.

Definition: To cause something to respond or change as a result of an action or influence.

Example: The teacher asked the students to react to the story they read.

Definition: The opposition to the flow of alternating current in an electrical circuit, caused by inductance and capacitance rather than resistance.

Example: The reactance in the circuit increased as the frequency of the alternating current rose.

Definition: A substance that takes part in a chemical reaction and is changed during the process.

Example: In the experiment, water acted as a reactant in the chemical reaction.

Definition: A response or change that occurs as a result of something happening, often in response to a stimulus or event.

Example: Her reaction to the surprise party was one of joy and excitement.

Definition: The process of making something that was inactive or not working become active again.

Example: The reactivation of the old software improved the system's performance.

Definition: Describing something that responds quickly to changes or stimuli.

Example: The reactive nature of the chemical made it very useful in experiments.

Definition: In a way that responds to something that has happened, rather than being proactive or initiating action.

Example: The team worked reactively to address the issues as they arose during the project.