Definitions

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

  • noun An insulated board on which conductive pathways are constructed and components such as chips are mounted.

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

  • noun A board on which electronic components and their interconnecting circuits are mounted or etched

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

  • noun a printed circuit that can be inserted into expansion slots in a computer to increase the computer's capabilities

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