additional

adjective

ad·​di·​tion·​al ə-ˈdi-sh(ə-)nəl 

a-

: more than is usual or expected : added

additional information

Synonyms of additional

• 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

Over 2,000 gallons of paint were used, put on by 75 fine art brushes and 300 additional types of brushes. —Dave Quinn, PEOPLE, 27 Nov. 2025

With a 190-square-foot living area, two bedrooms, and an additional sleeping loft, this cabin has plenty of space. —Rylee Johnston, Travel + Leisure, 27 Nov. 2025

From April 2027, the property basic rate will be 22%, the higher rate will be 42%, and the additional rate will be 47%. —Chloe Taylor, CNBC, 27 Nov. 2025

Spaying can be more invasive, and a cat may be sent home with additional pain medication and anti-inflammatories. —Rachael O'Connor, MSNBC Newsweek, 27 Nov. 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