additional

adjective

ad·​di·​tion·​al ə-ˈdi-sh(ə-)nəl 

a-

: more than is usual or expected : added

additional information

Synonyms

• more
• further
• farther
• another
• else

Examples of additional in a Sentence

Larger windows will require additional work, but the additional light they will provide may be worth the extra trouble.

there turned out to be additional reasons for her unauthorized absence

Recent Examples on the Web

The Tennessean requested additional records to learn how many of those students are enrolled at each school, along with more detailed demographic information on the students. —Rachel Wegner, Nashville Tennessean, 3 Oct. 2025

The agency stated that the price adjustments are being implemented to help cover additional handling costs and ensure a successful peak season, according to a news release. —Michelle Del Rey, USA Today, 3 Oct. 2025

For any additional questions, contact the Kentucky Department of Fish and Wildlife Resources or your city's metro council for information. —Lillian Metzmeier, Louisville Courier Journal, 3 Oct. 2025

Andrew Bramasco One of five additional bedrooms. —Wendy Bowman, Robb Report, 2 Oct. 2025

Word History

Etymology

addition + -al entry 1

First Known Use

1563, in the meaning defined above

Rhymes for additional

• conditional
• nutritional
• positional
• traditional
• transitional
• volitional
• compositional
• definitional
• depositional
• dispositional
• intuitional
• nontraditional

Kids Definition

additional

adjective

ad·​di·​tion·​al ə-ˈdish-nəl 

-ən-ᵊl

: being an addition : extra

additionally

-ē

adverb