User contributions
10 June 2019
Recovery responder
Created page with "Any individual recognized as being involved in the recovery process after a nuclear accident or radiological event. Note: Recognition is likely to be from organization respons..."
Radiological protection principles
Created page with "A set of principles that apply equally to all exposure situations: the principle of justification, the principle of optimisation of protection, and the principle of applicatio..."
Radioactive dispersion device
Created page with "A device designed with malicious intent to spread radioactive material in the public domain. ''ICRP Glossary entry - May 2019''"
ICRP Glossary
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Radiation worker
Created page with "A radiation worker is an occupationally exposed individual. Note that the term is often applied to the subset of occupationally exposed individuals for which their exposure i..."
ICRP Glossary
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ICRP Glossary
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Radiation belt
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Radiation belt
Redirected page to Magnetosphere
Qualified expert
Created page with "An individual who, by virtue of knowledge, training and certification by appropriate boards or societies, professional licences or academic qualifications and experience, is d..."
Prevailing circumstances
Created page with "The conditions and factors that could or should be taken into account when making radiological protection decisions. They include a wide range of radiological and non-radiolog..."
Potential exposure
Created page with "Exposure that is not expected to occur with certainty but may result from an accident or malicious act at a source, or an event or sequence of events of a probabilistic nature..."
Pelagic
Created page with "Pertaining to fauna and flora that live near the surface of the sea, lake or river. (Adapted from ICRP Publication 124, 2014) ''ICRP Glossary entry - May 2019''"
ICRP Glossary
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Oversight
Created page with "The state in which society ‘keeps a watchful eye’ on authorised activity to ensure that plans and decisions are implemented and working properly. It is an important aspect..."
Orphan source
Created page with "A radioactive source that is not under regulatory control, either because it has never been under regulatory control, or because it has been abandoned, lost, misplaced, stolen..."
Optimisation
Created page with "The process of determining what level of protection and safety makes exposures, and the probability and magnitude of potential exposures, as low as reasonably achievable with..."
ICRP Glossary
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Occupational exposure
Created page with "Radiation exposure incurred at work as a result of situations that can reasonably be regarded as being the responsibility of the operating management. ([[ICRP Publication 103]..."
ICRP Glossary
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Naturally occurring radioactive material
Created page with "Material containing no significant amounts of radionuclides other than naturally occurring radionuclides, that may be raw material or material in which the activity concentrat..."
Mitigation
Created page with "Actions to reduce the risk or severity of consequences of radiation effects, applied during or shortly after exposure. (Adapted from ICRP Publication 118, 2012) ''ICRP..."
Member of the public
Created page with "Any individual who receives an exposure that is neither occupational nor medical. (ICRP Publication 103, para 191) ''ICRP Glossary entry - May 2019''"
Magnetosphere
Created page with "The Earth’s magnetic dipole field that extends over a distance from Earth up to approximately 75,000 km around the geomagnetic equator. Charged particles in a specific energ..."
Low Earth orbit
Created page with "Orbit in space near to the Earth where astronauts are protected against parts of particles of galactic and solar origin by the Earth’s magnetic field. The shielding depends..."
Low level waste
Created page with "Radioactive waste that may include high levels of activity concentration of short-lived radionuclides but only relatively low levels of activity concentration of long-lived ra..."
ICRP Glossary
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ICRP Glossary
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Kp index
Created page with "Index quantifying disturbances in the horizontal component of the Earth's magnetic field with a number in the range 0–9, with 1 being calm and ≥5 indicating a geomagnetic..."
Justification
Created page with "The process of determining whether: (i) a planned activity involving radiation is beneficial overall (i.e. whether the benefits to individuals and to society from introducing..."
Itinerant (radiation) worker
Created page with "An occupationally exposed individual who works in supervised areas or controlled areas at various locations and who is not an employee of the management of the facility where..."
ICRP Glossary
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Intervention Level
Created page with "A level of avertable dose at which a specific protective action is taken in an emergency or a situation of chronic exposure. Its role was replaced, in the 2007 recommendations..."
Intermediate level waste
Created page with "Radioactive waste that contains long-lived radionuclides, in quantities that need a greater degree of containment and isolation from the biosphere than that provided by near s..."
Institutional control
Created page with "Control of a radioactive waste site by an authority or institution designated under the laws of a State. This control may be active (monitoring, surveillance, remedial work) o..."
Incident
Created page with "Any unintended event whose consequences or potential consequences are not negligible from the point of view of protection and safety. (Adapted from [https://www.iaea.org/resou..."
ICRP Glossary
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High level waste
Created page with "Radioactive waste with a high activity concentration of both short- and long- lived radionuclides typically in the range of 10<sup>4</sup> to 10<sup>6</sup> TBq/m<sup>3</sup>...."
Heliosphere
Created page with "The space around the Sun and its planets that is filled by solar particles emitted from the Sun (the solar wind) and the corresponding solar magnetic field. (ICRP Publicatio..."
Hazard
Created page with "The potential to cause harmful effects. Note that hazard is distinct from risk, which defines the likelihood of harm occurring from a defined set of circumstances. (Adapted fr..."
ICRP Glossary
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Exemption level
Created page with "A value established by a regulatory body and expressed in terms of activity concentration, total activity, dose rate or radiation energy, at or below which, a source or activi..."
Exempt waste
Created page with "Waste that does not meet the criteria for regulatory control in accordance with applicable standards. ''ICRP Glossary entry - May 2019''"
ICRP Glossary
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Environmental radiation protection
Created page with "Measures taken to prevent or reduce the frequency of deleterious radiation effects in animals and plants (biota) in their natural environment to a level where they would have..."
ICRP Glossary
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Emergency preparedness
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Emergency procedures
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Emergency procedures
Created page with "A set of instructions describing in detail the actions to be taken by responders in an emergency. (Adapted from [https://www.iaea.org/resources/safety-standards/safety-glossar..."
Emergency preparedness
Created page with "The capability to take actions that will effectively mitigate the consequences of an emergency for human life, health, property and the environment. (Adapted from [https://www..."