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We found 41 dictionaries with English definitions that include the word mainframe:
Click on the first link on a line below to go directly to a page where "mainframe" is defined.

General dictionaries General (25 matching dictionaries)
  1. mainframe: Merriam-Webster.com [home, info]
  2. mainframe: Oxford Learner's Dictionaries [home, info]
  3. mainframe: American Heritage Dictionary of the English Language [home, info]
  4. mainframe: Collins English Dictionary [home, info]
  5. mainframe: Vocabulary.com [home, info]
  6. mainframe: Macmillan Dictionary [home, info]
  7. Mainframe, mainframe: Wordnik [home, info]
  8. mainframe: Cambridge Advanced Learner's Dictionary [home, info]
  9. mainframe: Wiktionary [home, info]
  10. mainframe: Webster's New World College Dictionary, 4th Ed. [home, info]
  11. mainframe: The Wordsmyth English Dictionary-Thesaurus [home, info]
  12. mainframe: Infoplease Dictionary [home, info]
  13. mainframe: Dictionary.com [home, info]
  14. mainframe: Online Etymology Dictionary [home, info]
  15. mainframe: UltraLingua English Dictionary [home, info]
  16. mainframe: Cambridge Dictionary of American English [home, info]
  17. Mainframe (G.I. Joe), Mainframe (comics), Mainframe (disambiguation), Mainframe: Wikipedia, the Free Encyclopedia [home, info]
  18. mainframe: Rhymezone [home, info]
  19. mainframe: Free Dictionary [home, info]
  20. mainframe: Mnemonic Dictionary [home, info]
  21. mainframe: WordNet 1.7 Vocabulary Helper [home, info]
  22. mainframe: LookWAYup Translating Dictionary/Thesaurus [home, info]
  23. mainframe: Dictionary/thesaurus [home, info]

Art dictionaries Art (2 matching dictionaries)
  1. Mainframe: English-Chinese Dictionary of Graphic Communications (Big 5) [home, info]
  2. mainframe: ODLIS: Online Dictionary of Library and Information Science [home, info]

Computing dictionaries Computing (12 matching dictionaries)
  1. mainframe: Free On-line Dictionary of Computing [home, info]
  2. mainframe: Netlingo [home, info]
  3. Mainframe, mainframe, mainframe: CCI Computer [home, info]
  4. mainframe: Computer Telephony & Electronics Dictionary and Glossary [home, info]
  5. Mainframe: Tech Terms Computer Dictionary [home, info]
  6. Mainframe: Linktionary Networking Glossary [home, info]
  7. Mainframe: Karbo's Dictionary [home, info]
  8. mainframe: Webopedia [home, info]
  9. Mainframe: Data Formats and Their Sugggested File Extensions [home, info]
  10. mainframe: I T Glossary [home, info]
  11. Mainframe: Technopedia [home, info]
  12. mainframe: Encyclopedia [home, info]

Medicine dictionaries Medicine (1 matching dictionary)
  1. mainframe: online medical dictionary [home, info]

Slang dictionaries Slang (1 matching dictionary)
  1. mainframe: Urban Dictionary [home, info]

(Note: See mainframes for more definitions.)

Quick definitions from Macmillan (
American English Definition British English Definition

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Quick definitions from WordNet (mainframe)

noun:  a large digital computer serving 100-400 users and occupying a special air-conditioned room
noun:  (computer science) the part of a computer (a microprocessor chip) that does most of the data processing; the CPU and the memory form the central part of a computer to which the peripherals are attached

▸ Also see mainframes
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Phrases that include mainframe:   mainframe programmer/analyst, computers mainframe, hack the mainframe, ibm-compatible mainframe, ibm mainframe utility programs, more...

Words similar to mainframe:   cpu, processor, central processing unit, central processor, c.p.u., mainframe computer, more...

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