Exam: Cambridge English: C1 Advanced (CAE)

Definition: Describing something that is designed to lessen or prevent friction between surfaces.

Example: The antifriction coating on the machinery helps it run more smoothly and efficiently.

Definition: A substance that triggers the body's immune response by stimulating the production of antibodies. This can include things like toxins, bacteria, or foreign cells.

Example: Vaccines often contain antigens to help the body build immunity against diseases.

Definition: A short piece of DNA or RNA that binds to a specific gene to inhibit its function.

Example: The scientist used an antigene to prevent the gene from being expressed in the experiment.

Definition: Relating to a substance that triggers an immune response in the body.

Example: The vaccine is designed to be antigenic, helping the body recognize and fight off the virus.

Definition: In a way that relates to an antigen, which is a substance that triggers an immune response in the body.

Example: The vaccine works antigenically to help the body recognize and fight the virus.

Definition: The ability of a substance to provoke an immune response in the body.

Example: The antigenicity of the vaccine is crucial for its effectiveness in preventing disease.

Definition: Relating to the reduction or cancellation of the effects of gravity.

Example: The scientists are working on an antigravity device that could change how we travel.

Definition: A theoretical concept that suggests the ability to counteract or eliminate the force of gravity.

Example: Scientists are exploring the possibilities of antigravity technology for future space travel.

Definition: Relating to a character who lacks conventional heroic qualities, often displaying flaws or moral ambiguity.

Example: The film's antiheroic protagonist challenges traditional notions of bravery and virtue.

Definition: Describing something that goes against or contradicts historical facts or events.

Example: The author's antihistorical perspective challenged the traditional narratives of the past.

Definition: A substance that works against the effects of a hormone in the body.

Example: Tamoxifen is an example of an antihormone used in cancer treatment.