User contributions
10 June 2019
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
I
-16
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
no edit summary
-37
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
no edit summary
-26
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
no edit summary
-26
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
no edit summary
-24
Emergency preparedness
no edit summary
+1
Emergency procedures
no edit summary
+42
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..."
Emergency plan
Created page with "A description of the objectives, policy and concept of operations for the response to postulated emergency events and related scenarios, including the structure, authorities a..."
Emergency
Created page with "A non-routine situation or event that necessitates prompt action primarily to mitigate a hazard or adverse consequences for human life, health, property and the environment. T..."
Disposal
Created page with "Emplacement of radioactive waste in an appropriate facility without the intention of retrieval. ([https://www.iaea.org/resources/safety-standards/safety-glossary IAEA Glossary..."
Dichotomous
Created page with "The different and contrasting social perceptions of different exposure situations and their subsequent, consequent controls. (ICRP Publication 104, 2007) ''ICRP Glossa..."
Decommissioning
Created page with "An authorised process involving administrative and technical actions taken to allow the removal of some or all of the regulatory controls from a facility where no further use..."
Cost-benefit analysis
Created page with "A quantitative decision-aiding technique to assess benefits and costs of undertaking an action, including the cost of the radiological detriment and the cost of protective act..."
ICRP Glossary
no edit summary
-23
ICRP Glossary
no edit summary
-65
ICRP Glossary
no edit summary
-16
Clearance level
Created page with "A value established by a regulatory body and expressed in terms of activity concentration and/or total activity, at or below which radioactive material, which has been regulat..."
ICRP Glossary
no edit summary
-37
Bioturbation
Created page with "The mixing of sediment or soil by organisms, especially by burrowing or boring. (ICRP Publication 114, 2009) ''ICRP Glossary entry - May 2019''"
Benthic
Created page with "Pertaining to the fauna and flora at the bottom of the sea, lake, river or stream (ICRP Publication 124, 2014) ''ICRP Glossary entry - May 2019''"
Authorized limit
Created page with "A value of a quantity used for specific activities or circumstances, laid down by a competent authority that should not be exceeded. ''ICRP Glossary entry - May 2019''"
Authorization
Created page with "Official permission from a regulatory body or other competent authority to carry out specified activities. ''ICRP Glossary entry - May 2019''"
Area monitoring
Created page with "A type of monitoring in which measurements are made at points of interest within a specific area. ''ICRP Glossary entry - May 2019''"
Acceptance test
Created page with "A test carried out after new equipment has been installed or major modifications have been made to existing equipment, in order to verify compliance with the manufacturer’s..."
ICRP Glossary
no edit summary
+37
ICRP Glossary
no edit summary
-26
Thyroid blocking
Created page with "Administration of a compound of stable iodine (usually potassium iodide) to prevent or reduce the unwanted uptake of radioactive isotopes of iodine by the thyroid in the event..."
Telangiectasia
Created page with "Pathologically dilated capillaries and very small arteries which can be observed as a late complication in irradiated tissues and organs. It is also associated with certain co..."
Tachycardia
Created page with "A heart rate that exceeds the normal resting rate. In general, a resting heart rate over 100 beats per minute in adults. Tachycardias may or may not require treatment. (Adapte..."
Stenosis
Created page with "Narrowing of a hollow structure such as the artery, vessel, alimentary tract, bile duct, ureter and spinal canal. (Adapted from ICRP Publication 120, 2012) ''ICRP Glos..."
ICRP Glossary
no edit summary
-18
Scintigraphy
Created page with "Nuclear medicine imaging procedure using a gamma camera to obtain images of the radioactive tracer distribution in the body. Also, known as gamma scan. ''ICRP Glossary e..."
Radiofrequency ablation
no edit summary
-1
Radiofrequency ablation
Created page with "A procedure using radiofrequency to destroy tissue. In cardiology, one or more catheters are guided via fluoroscopy to the heart muscle, and a burst of radiofrequency energy d..."
Patient entrance reference point
Created page with "The position at which the cumulative air kerma for interventional x-ray equipment is measured in order to reasonably represent the air kerma incident on the patient’s skin s..."
Edema
Created page with "Abnormal interstitial accumulation of fluid; for example, pulmonary oedema refers to a build up of fluid in the lungs. (Adapted from ICRPPublication 118, 2012) ''ICRP..."
ICRP Glossary
no edit summary
-1