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Exam: Cambridge English: C1 Advanced (CAE)

radiocarbon

IPA: //ˌreɪdiˈkɑːrbən//

KK: /ˈreɪdioʊˌkɑrbən/

noun

Definition: A type of carbon that is radioactive, particularly the isotope known as carbon-14, which is used in dating ancient organic materials.

Example: Scientists use radiocarbon dating to determine the age of archaeological finds.

radiochemical

IPA: /ˌreɪdiəʊˈkɛmɪkəl/

KK: /ˌreɪdiəʊˈkɛmɪkəl/

adjective

Definition: Relating to the study of the chemical effects of radiation or the changes in substances caused by ionizing radiation.

Example: The radiochemical analysis revealed the presence of radioactive isotopes in the sample.

noun

Definition: A substance that includes one or more atoms of a radioactive isotope, often used in scientific research or medical imaging.

Example: The researchers used a radiochemical to trace the movement of the drug in the body.

radiochemically

IPA: /ˌreɪdiəʊˈkɛmɪkli/

KK: /reɪdiˈoʊkɛmɪkli/

adverb

Definition: In a way that relates to the study of the chemical effects of radiation and radioactive substances.

Example: The samples were analyzed radiochemically to determine their isotopic composition.

radiochemist

IPA: /ˈreɪdiəʊˌkɛmɪst/

KK: /ˈreɪdiəʊˌkɛmɪst/

noun

Definition: A scientist who studies the chemical properties and reactions of radioactive substances.

Example: The radiochemist conducted experiments to understand how radioactive materials behave in different environments.

radiochemistry

IPA: //ˌreɪdiəʊˈkɛmɪstri//

KK: /reɪdiˈoʊkɛmɪstri/

noun

Definition: The branch of chemistry that deals with the study of radioactive substances and their properties, reactions, and uses.

Example: Radiochemistry is essential for understanding the behavior of radioactive elements in various applications.

radioecology

IPA: /ˌreɪdiəʊˈɛkəˌlɒdʒi/

KK: /ˌreɪdiəʊɪˈkɒlədʒi/

noun

Definition: The branch of science that examines how radiation and radioactive materials affect living organisms and their environments.

Example: Radioecology helps us understand the impact of nuclear waste on wildlife.

radioelement

IPA: //ˈreɪdiəʊˌɛlɪmənt//

KK: /ˈreɪdioʊˌɛlɪmənt/

noun

Definition: A type of element that is radioactive, either found in nature or made in a laboratory.

Example: Uranium is a well-known radioelement used in nuclear power.

radiogenic

IPA: /ˌreɪdiəʊˈdʒɛnɪk/

KK: /reɪdiəʊˈdʒɛnɪk/

adjective

Definition: Related to or caused by the emission of radiation, especially from radioactive materials.

Example: The radiogenic heat from the Earth's core contributes to volcanic activity.

radiograph

IPA: /ˈreɪdiəˌɡræf/

KK: /ˈreɪdiəˌgræf/

noun

Definition: A picture created using radiation, like X-rays, that shows the inside of an object or body part.

Example: The doctor examined the radiograph to check for any broken bones.

transitive verb

Definition: To create an image using X-rays, typically for medical examination or diagnosis.

Example: The doctor will radiograph the patient's chest to check for any abnormalities.

radiographic

IPA: /ˌreɪdiəˈɡræfɪk/

KK: /reɪdiəˈɡræfɪk/

adjective

Definition: Related to a method of taking images of the inside of the body using radiation, often used in medical settings to diagnose conditions.

Example: The doctor reviewed the radiographic images to check for any abnormalities.

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