Definition: Relating to substances that can cause allergic reactions in some people.

Example: Some foods can be allergenic and cause reactions in sensitive individuals.

Definition: The quality or characteristic of causing an allergic reaction in some people.

Example: The allergenicity of certain foods can cause severe reactions in sensitive individuals.

Definition: A condition in which a person's immune system reacts unusually strongly to certain substances, causing symptoms like sneezing, itching, or skin rashes.

Example: She has a severe allergy to peanuts that requires her to carry an epinephrine auto-injector.

Definition: A man-made chemical used to kill insects, often found in household sprays and products. It is similar to a natural insect-repelling substance called pyrethrin.

Example: The pest control company recommended using allethrin to eliminate the mosquitoes in the backyard.

Definition: A substance found in garlic that gives it a strong smell and has health benefits, including fighting bacteria and other germs.

Example: Allicin is responsible for the strong smell of garlic and has been studied for its health benefits.

Definition: A type of antibody that is created when a person's immune system detects foreign antigens from another individual of the same species, usually after a blood transfusion or organ transplant.

Example: The patient's alloantibody response was monitored after the blood transfusion.

Definition: A type of substance found in the body that can trigger an immune response in individuals who do not have it, often seen in different blood types within the same species.

Example: The alloantigen in the blood transfusion was recognized by the recipient's immune system, leading to a reaction.

Definition: A type of element that has a different isotopic makeup compared to the natural form of that element, resulting in a different atomic weight.

Example: The scientist studied the allobar of carbon to understand its unique properties.

Definition: Able to be assigned or distributed to a specific purpose or use.

Example: The resources are allocatable based on the project's needs.

Definition: Describing a type of reproduction where organisms breed with others rather than themselves, leading to cross-fertilization.

Example: Many plants are allogamous, relying on cross-pollination to reproduce effectively.