What does radiobiology mean?
Radiobiology is the branch of biology concerned with how ionizing radiation affects living things. It examines processes such as radiation-induced DNA damage, cellular repair, mutation, cell death, tissue injury, and biological protection, as well as the role of radiation in medicine and research. The term is especially common in universities, hospitals, cancer-research institutes, and organizations responsible for radiation safety. It differs from radiology, which primarily concerns medical imaging and the clinical use of imaging methods. Radiobiology is also relevant to fields including radiation protection, space medicine, environmental science, and the development of treatments for cancer. Although the subject has a highly specialized vocabulary, its central concern is understandable: it studies the biological consequences of energy that can pass through the body and alter its cells.
nounThe branch of biology that studies the effects of ionizing radiation on living organisms. It includes research into radiation damage, cellular responses, dose limits, and the use of radiation in medicine.
- The scientific study of the effects of ionizing radiation on living organisms.
"The institute's radiobiology team is investigating how radiation affects healthy cells."
"Radiobiology has been important in understanding the risks and benefits of radiotherapy."
"Students in the radiobiology seminar analyzed how radiation damages DNA."
The plural is uncommon because radiobiology is normally used as an uncountable field name.
"The conference brought together specialists from several radiobiologies."
Radiobiology asks a deceptively simple question: what happens to life when it is exposed to radiation?
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does radiobiology come from?
Radiobiology combines radio-, referring to radiation or radiant energy, with biology, the scientific study of living organisms. The compound emerged with the development of modern research into radiation and its effects during the twentieth century. Its vocabulary and methods draw on related fields such as radiology, radiochemistry, and biophysics, while sharing roots with words such as radio and biological.
Related word forms
How radiobiology is actually used
This is a technical scientific term, usually used in academic, medical, or research contexts. It generally refers to the biological effects of ionizing radiation rather than radio transmission or the technology itself.
Easily confused with radiobiology
Radiology is the medical specialty that uses medical imaging to diagnose and treat disease, whereas radiobiology is the biological study of radiation's effects on living organisms.