radioactive

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Related to Radioactive Fallout: Nuclear fallout

radioactive

 [ra″de-o-ak´tiv]
characterized by radioactivity.
radioactive iodine uptake test radioiodine uptake test.

ra·di·o·ac·tive

(rā'dē-ō-ak'tiv),
Possessing radioactivity.
Synonym(s): radio- (2)

radioactive

[rā′dē·ōak′tiv]
Etymology: L, radius, ray, activus, active
giving off radiation as the result of the disintegration of atomic nuclei.

radioactive

adjective Referring to radioactivity or emission of radiation—e.g., alpha or beta particles, or gamma emission—from an atomic nucleus.

radioactive

adjective Referring to radioactivity or emission of radiation–eg, alpha or beta particles, or gamma rays from an atomic nucleus

ra·di·o·ac·tive

(rā'dē-ō-ak'tiv)
Possessing radioactivity.

radioactive

characterized by radioactivity.

radioactive decay
spontaneous decomposition of the nuclei of the atoms of radioactive substances. Measured as the proportion of the atoms in a radionuclide that decompose per unit of time, usually stated as the half-life of that particular isotope.
radioactive fallout
dissemination of radioactive substances through the atmosphere and deposition on the environment generally; causes radiation injury.
radioactive isotope
radionuclide. A radioactive nuclide, e.g. radioactive iodine or strontium.
radioactive tracer
see radioactive tracer.
References in periodicals archive ?
Effects of time of administration and dietary iodine levels on potassium iodide (KI) blockade of thyroid irradiation by 131I from radioactive fallout.
The government said Friday a radiation specialist from the Korea Institute of Nuclear Safety would join the team in Japan within the day, to better protect it radioactive fallout from the stricken Fukushima power plant.
As a handbook, Combating Pornography also restates important family service information and provides the link to the official church website recently created to help stem the radioactive, soul destroying approach of pornography's ominous clouds and radioactive fallout.
RADIOACTIVE fallout from Japan's crippled nuclear plant has reached the US, with experts saying there is a small chance it could soon reach Britain.
Belarus received over 70% of the radioactive fallout from the explosion and as a result, thousands of children every year develop thyroid cancer, bone cancer and leukaemia.
The resulting fire sent a plume of radioactive fallout into the atmosphere and over an extensive geographical area, including Pripyat.
Another analysis of ocean currents from the National Marine Environmental Forecasting Center show that China's seawater would not be affected by radioactive fallout at anytime soon.
The resulting fire sent a plume of radioactive fallout into the atmosphere and over an extensive geographical area, including large parts of the western Soviet Union, Eastern Europe, Western Europe, and Northern Europe.
The exercise, involving emergency operations officials from cities countywide, will give local agencies a chance to learn when it's necessary to evacuate areas of the Los Angeles Basin that are not affected by initial radioactive fallout.
The resultingA 7km-wide fireball left a craterA 2km across and 73m deep, while the mushroom cloud rose 100 km over the South Pacific and radioactive fallout reached Australia and Japan.
Algerian newspapers have reported in recent weeks that radioactive fallout produced by some of the tests had caused widespread illnesses that had never been properly documented.
CARROTS from the garden are unbeatable, a world apart from the orange-glowing shop monsters that look like they've been Tango'ed or are suffering from radioactive fallout.