Dictionary.com
Thesaurus.com
Synonyms

additional

American  
[uh-dish-uh-nl] / əˈdɪʃ ə nl /

adjective

  1. added; more; supplementary.

    additional information.
additional British  
/ əˈdɪʃənəl /

adjective

  1. added or supplementary

"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

Other Word Forms

  • additionally adverb
  • preadditional adjective

Etymology

Origin of additional

First recorded in 1630–40; addition + -al 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

An additional finding showed that participants who reported higher calorie totals on weekends than weekdays also lost more weight.

From Science Daily

The first patient was treated at Charité, followed by additional patients in Düsseldorf, Munich, and Bologna.

From Science Daily

The U.K. will deploy a small number of additional troops and air-defense systems to the Middle East, including a Sky Sabre system to Saudi Arabia, the Ministry of Defense said.

From The Wall Street Journal

Higher chip prices, along with one additional working day in the month compared with a year earlier, were key drivers of March’s strong trade growth.

From The Wall Street Journal

Rafael Grossi, the director of the International Atomic Energy Agency, said last month that the majority of Iran's highly enriched uranium is stored at Isfahan, with some additional material at Natanz.

From BBC

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.