9 Grammatical Pitfalls


[uh-dish-uh-nl] /əˈdɪʃ ə nl/
added; more; supplementary:
additional information.
Origin of additional
1630-40; addition + -al1
Related forms
additionally, adverb
preadditional, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for additional
  • Extra fees and paperwork apply, as do additional airline restrictions.
  • The wrong extra information essentially told a lock not to open, but no additional information told the lock nothing.
  • We must perform additional testing to accurately determine your deep ancestral lineage.
  • New research provides additional incentive to do that with red wine.
  • They give height and dimension to the small space and provide additional subtle screening from the street.
  • But even so, it's enough to cover the additional cost of the intensive math program.
  • Here is a representative sampling of additional anonymous comments from the panelists.
  • View a slide show of screen captures and additional information for each of the mobile apps.
  • Express shipping is available for an additional fee.
  • Develop additional courses in areas of professional interest eg, environmental chemistry or general environmental science.
British Dictionary definitions for additional


added or supplementary
Derived Forms
additionally, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for additional

1640s, from addition + -al (1). Related: Additionally.

Online Etymology Dictionary, © 2010 Douglas Harper
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