Definition: Information or proof that contradicts or challenges a claim or theory.

Example: The scientist presented counterevidence to support her argument against the initial findings.

Definition: An example that shows that a statement or theory is not true by providing a case where it does not apply.

Example: The mathematician provided a counterexample to prove that the theory was incorrect.

Definition: Relating to or expressing a situation that is contrary to the facts or reality, often used in discussions about hypothetical scenarios or alternate histories.

Example: The historian presented a counterfactual analysis of what might have happened if the war had ended differently.

Definition: Fire that is aimed at stopping or destroying enemy weapons.

Example: The military launched a counterfire to protect their position from enemy attacks.

Definition: A movement of a fluid or substance in the opposite direction to another flow, often seen in systems where two fluids move against each other.

Example: The counterflow of water in the pipes helps to maintain an even temperature throughout the system.

Definition: To move or flow in the opposite direction compared to something else.

Example: The river began to counterflow after the heavy rains changed its course.

Definition: A specific example that contradicts or disproves a theory or general statement.

Example: The scientist presented a counterinstance to challenge the existing theory about climate change.

Definition: An ion that has a charge opposite to another ion in a solution or electrochemical system.

Example: In the solution, the sodium ions acted as counterions to the negatively charged chloride ions.

Definition: Relating to a substance that causes a mild irritation to relieve pain or discomfort in another area of the body.

Example: The doctor recommended a counterirritant cream to help soothe the pain in my muscles.

Definition: A substance that causes mild irritation or inflammation on the skin to help relieve pain or inflammation in deeper tissues.

Example: The doctor recommended a counterirritant to help ease the pain in my back.

Definition: A step or action taken to prevent or reduce the effects of something harmful or unwanted.

Example: The government implemented a countermeasure to address the rising pollution levels.

Definition: A tunnel that is dug to intercept or destroy an enemy's mine, or a plan designed to counteract an attack.

Example: The soldiers worked together to create a counter-mine to protect their base from enemy threats.

Definition: To stop or prevent an action by using a method that works against it, often in a secretive way.

Example: The soldiers planned to countermine the enemy's efforts to dig tunnels.