Definition: A person or thing that prevents something from happening or turns it away.

Example: The averter of disaster worked tirelessly to ensure safety during the storm.

Definition: The field that involves the design, development, and operation of aircraft, especially airplanes.

Example: Aviation has advanced significantly with new technologies and safety measures.

Definition: Relating to birds or characteristics of birds.

Example: The avicular features of the sculpture made it look lifelike, resembling a bird in flight.

Definition: A type of protein that is present in raw egg whites and can bind to a vitamin called biotin, making it unavailable for the body to use.

Example: Avidin is often studied in laboratories for its ability to bind biotin tightly.

Definition: Relating to the electronic systems used in aircraft, such as navigation and communication devices.

Example: The new aircraft is equipped with advanced avionic systems for better navigation.

Definition: The electronic systems and devices used in aircraft and spacecraft, including navigation, communication, and control systems.

Example: The avionics on the new airplane improve its navigation and safety features.

Definition: Not capable of causing disease or harm; lacking the ability to produce severe effects.

Example: The avirulent strain of the virus is used in research to study immune responses without causing illness.

Definition: A health condition caused by not having enough essential vitamins in the body, which can lead to various diseases.

Example: Avitaminosis can lead to serious health problems if not treated properly.

Definition: Relating to a condition caused by a deficiency of vitamins in the diet.

Example: The avitaminotic symptoms in the patient indicated a serious lack of essential nutrients.

Definition: Relating to a system of weight based on a pound of 16 ounces, commonly used in the United States and other countries for measuring weight.

Example: The package was measured in avoirdupois weight to ensure it met shipping requirements.

Definition: A system of weight measurement used in the United States and other countries, based on a pound of 16 ounces.

Example: The package weighed five pounds in avoirdupois.