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Exam: IELTS

radiculopathy

IPA: /ˌrædɪˈkjuːləpi/

KK: /rædɪˈkjuːləpəθi/

noun

Definition: A condition that affects the nerve roots in the spine, often causing pain, numbness, or weakness in areas of the body connected to those nerves.

Example: The doctor diagnosed her with radiculopathy after she complained of severe pain in her leg.

radio

IPA: //ˈreɪ.di.oʊ//

KK: /ˈreɪdioʊ/

adjective

Definition: Relating to or used in the technology of radio communication or broadcasting.

Example: The radio station plays music all day long.

intransitive verb

Definition: To send messages or signals using radio waves, often for communication purposes.

Example: The ship is radioing for help after the storm.

noun

Definition: A device that receives and plays sound signals transmitted through the air, often used for music, news, and other broadcasts.

Example: I like to listen to the radio while driving to work.

transitive verb

Definition: To send a message or information using radio waves.

Example: The team decided to radio the base for assistance.

radioactive

IPA: /ˌreɪ.di.oʊˈæk.tɪv/

KK: /ˌreɪdiəʊˈæktɪv/

adjective

Definition: Relating to or caused by the emission of radiation, often from unstable atomic nuclei.

Example: The radioactive material must be handled with care to avoid exposure.

radioactively

IPA: /ˌreɪdiəʊˈæktɪvli/

KK: /ˌreɪdiəʊˈæktɪvli/

adverb

Definition: In a manner that relates to or involves the emission of radiation from unstable atomic nuclei.

Example: The area was contaminated and is still radioactively unsafe for human habitation.

radioactivity

IPA: /ˌreɪdiəʊˈæktɪvɪti/

KK: /reɪdiəʊˈæktɪvɪti/

noun

Definition: The process by which certain elements or isotopes release energy in the form of radiation due to changes in their atomic structure.

Example: Scientists study radioactivity to understand how it affects the environment and human health.

radiobiological

IPA: //ˌreɪdiəʊbaɪˈɒlədʒɪkəl//

KK: /reɪdiəʊbaɪˈɒlədʒɪkəl/

adjective

Definition: Related to the study of the effects of radiation on living organisms.

Example: The radiobiological effects of the treatment were carefully studied by the researchers.

radiobiologist

IPA: //ˌreɪdiəʊbaɪˈɒlədʒɪst//

KK: /ˌreɪdioʊbaɪˈɑːlədʒɪst/

noun

Definition: A scientist who examines how radiation affects living things.

Example: The radiobiologist conducted experiments to understand the impact of radiation on cells.

radiobiology

IPA: /ˌreɪdiəʊˈbaɪələdʒi/

KK: /reɪdiəʊbaɪˈɒlədʒi/

noun

Definition: The branch of science that studies how radiation affects living things.

Example: Radiobiology helps us understand the impact of radiation on human health.

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.

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