RHU

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Proper noun

1. Initialism of Random House Dictionary of the English Language}} Unabridged.

Related terms

• (dictionaries) RHD

Noun

RHU (plural RHUs)

1. (space, robotics) Initialism of radioisotope heater unit a device that generates heat from the natural decay of radioactive material

Related terms

• RTG
• radioisotope
• heater
• unit

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