A printed circuit board that can be installed to enhance a computer's capabilities, as by increasing memory or improving graphics.
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Nourish your vocabulary with a refresher on the words from the week of September 14–20, 2020!
Question 1 of 7
What does “blatherskite” mean?
Words nearby expansion board
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.