attenuator
American Heritage Dictionary:
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at·ten·u·a·tor
(ə-tĕn'yū-ā'tər) 
n.
A device that attenuates an electrical signal.
n.
A device that attenuates an electrical signal.
Oxford Dictionary of Biochemistry:
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attenuator
a sequence in DNA that is located between the operator and the gene for the first protein in an operon. It can cause transcription termination. The operon for the synthesis of tryptophan in bacteria is an example of an operon that contains an attenuator.
| attenuated virus, attenuance, attachment proteins | |
| atto+, attractant, auracyanin |
Random House Word Menu:
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categories related to 'attenuator'
- Electricity and Electronics - attenuator: device that reduces amplitude of signal with minimal distortion
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American Heritage Dictionary
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.
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Oxford Dictionary of Biochemistry
Oxford University Press. Oxford Dictionary of Biochemistry and Molecular Biology © 1997, 2000, 2006 All rights reserved.
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