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“biological shield”
biological shield
1. A structure of dense material; such as, concrete or lead, around a nuclear reactor to protect against radiation.
2. a mass of absorbing material; for example, concrete or lead, placed around a reactor or radioactive material to reduce the radiation to a level safe for humans.
2. a mass of absorbing material; for example, concrete or lead, placed around a reactor or radioactive material to reduce the radiation to a level safe for humans.
This entry is located in the following unit:
bio-, bi-, -bia, -bial, -bian, -bion, -biont, -bius, -biosis, -bium, -biotic, -biotical
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