Exam: GRE (Verbal)

Definition: A device that is sent into the atmosphere, usually by a balloon, to collect and send back weather information.

Example: The scientists launched a radiosonde to measure temperature and humidity at different altitudes.

Definition: A medical procedure that uses focused radiation to treat or destroy diseased tissue, such as tumors, without the need for traditional surgery.

Example: The doctor recommended radiosurgery as a less invasive option for treating the tumor.

Definition: A system used to send messages over long distances using radio waves instead of wires.

Example: The ship used a radiotelegraph to communicate with the coast guard during the storm.

Definition: A method of sending messages over long distances using radio waves instead of wires.

Example: The invention of radiotelegraphy revolutionized communication at sea.

Definition: A method of sending data over long distances using radio waves.

Example: The scientists used radiotelemetry to track the movements of the animals in the wild.

Definition: The process of sending and receiving sound through radio waves instead of using wires.

Example: The pilot communicated with the control tower using radiotelephony.

Definition: A healthcare professional who uses radiation to treat patients, often for cancer.

Example: The radiotherapist explained the treatment plan to the patient.

Definition: A medical treatment that uses radiation to kill or shrink cancer cells and other diseases.

Example: The doctor recommended radiotherapy as part of the cancer treatment plan.

Definition: A substance that contains a small amount of radioactive material, used in medical imaging or research to track processes in the body or other systems.

Example: The doctor used a radiotracer to help visualize the patient's organs during the scan.

Definition: A rare and radioactive metal that glows in the dark and is found in small amounts in certain minerals. It is used in medical treatments and in some types of paints that shine.

Example: Radium was once commonly used in cancer treatment before safer alternatives were discovered.