from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun An electron with a negative charge, as contrasted with a positron.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Electron.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an elementary particle with negative charge


from The American Heritage® Dictionary of the English Language, 4th Edition

[nega(tive) + (elec)tron.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Attributed to Carl D. Anderson.


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  • When all of its kinetic energy is spent, a negative beta particle (negatron) becomes an ordinary electron and has no more effect on the body.

    Public Health Statement for Ionizing Radiation

  • The dog obeyed instantly; more negatron-blasts were thundering and blazing and steaming on the crest of the ridge.

    The Keeper

  • At last, the negatron-pistol fell from Vahr's fingers, and the arm that had been trying to fend off his knife relaxed.

    The Keeper

  • Remembering the melted brass studs on Bold's collar, he became more frightened at the thought of what a negatron-blast could do to the Crown.

    The Keeper

  • They had two rifles, one an autoloader, and they had in all likelihood three negatron pistols.

    The Keeper

  • By now, Vahr would have a negatron pistol too, taken from the body of the man in blue, but it wasn't a weapon he was accustomed to, and he'd be more than a little afraid of it.

    The Keeper

  • So he and Brave began climbing, and after a while he could no longer hear the negatron pistols.

    The Keeper

  • As he listened, he heard it again, and this time he recognized it -- negatron pistols.

    The Keeper

  • That the men had negatron pistols meant little -- Raud was the Keeper ....

    The Keeper

  • The one in the lead had had a negatron pistol drawn, and when Bold had leaped at them, he had been blasted.

    The Keeper


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