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

How many units of additional technology activity does one unit of business demand generate? — Nicola Sfondrini, Forbes.com, 15 Sep. 2026

This could give Iran additional leverage in its war with the United States. — Arkansas Online, 15 Sep. 2026

Netflix has also been adding earlier Lee titles to its library in additional countries alongside the new release. — Naman Ramachandran, Variety, 14 Sep. 2026

Initially arrested and charged in connection with Houston’s death in fall 2025, Franklin has also been charged in two additional criminal incidents. — Preezy Brown, VIBE.com, 14 Sep. 2026

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