English Reference

Word

additionally

Phoneticsad·di·tion·al·ly, stress on the second syllable

US/əˈdɪʃəˌnəɫi/

UK/ɐdˈɪʃənəli/

Sentence adverb

Definition

adv. used to introduce a new piece of information that supports or adds to what you just said. It is a more formal way of saying 'also' or 'plus'.

adv. used to introduce a supplementary fact or argument that reinforces a previous statement. Functions as a cohesive device to link ideas within a text.

Examples

“Additionally, the hotel offers a free breakfast.”

“The new software is faster than the old version; additionally, it requires less memory to run.”

“The report highlights the environmental benefits of the project; additionally, it provides a detailed breakdown of the projected long-term cost savings for the local community.”

Examples

simple

“Additionally, the hotel offers a free breakfast.”

contextual

“The new software is faster than the old version; additionally, it requires less memory to run.”

complex

“The report highlights the environmental benefits of the project; additionally, it provides a detailed breakdown of the projected long-term cost savings for the local community.”

Collocations

Common phrases and expressions where native English speakers use the word “additionally” in context.

Verb

01. additionally include

“The registration fee will additionally include access to all workshop materials and lunch.”

adv + verb

02. additionally observe

“Researchers additionally observe that the participants' sleep patterns improved during the study.”

adv + verb

03. additionally provide

“The new software update will additionally provide enhanced security features for all users.”

adv + verb

04. additionally report

“Witnesses additionally report seeing a dark vehicle leaving the scene shortly after the incident.”

adv + verb

05. additionally suggest

“The findings additionally suggest that regular exercise can significantly reduce stress levels.”

adv + verb

Usage

Typically placed at the beginning of a sentence followed by a comma, or used to connect two independent clauses after a semicolon.

Pitfall

Additionally to the cake, I bought fruit.

In addition to the cake, I bought fruit.

Learners often confuse the adverb 'additionally' with the prepositional phrase 'in addition to' when followed by a noun.

Real-World Examples

“Additionally, they can reduce the amount of energy needed for heating and cooling buildings by acting as insulation.”
Phys.org 14 Aug 2026
“Additionally, one million young people are now being offered the MenB vaccine in a one-off, targeted programme this summer to help protect them.”
BBC News 16 Jul 2026

Etymology

From additional + -ly.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Common
Level
B2 · Upper IntermediateOxford
Updated

QR code

englishreference.com/q/additionally

English Reference