Word
simultaneously
Phoneticssi·mul·ta·ne·ous·ly, stress on the third syllable
US/ˌsaɪməɫˈteɪniəsɫi/
UK/sˌɪməltˈeɪniəsli/
Adverb of time
Definition
adv. at the exact same time as something else. You use this to describe two or more things happening together.
adv. happening, existing, or done at the exact same time. Often used to describe concurrent processes or events in technical or formal contexts.
Examples
“The two runners crossed the finish line simultaneously.”
“The software allows multiple users to edit the same document simultaneously from different locations around the world.”
“The conductor managed to cue the brass section while simultaneously maintaining a delicate tempo with the strings, demonstrating remarkable coordination and focus.”
Examples
simple
“The two runners crossed the finish line simultaneously.”
contextual
“The software allows multiple users to edit the same document simultaneously from different locations around the world.”
complex
“The conductor managed to cue the brass section while simultaneously maintaining a delicate tempo with the strings, demonstrating remarkable coordination and focus.”
Collocations
Common phrases and expressions where native English speakers use the word “simultaneously” in context.
Verb
01. simultaneously address
“The new policy aims to simultaneously address economic growth and environmental protection.”
adv + verb
02. simultaneously occur
“The two chemical reactions simultaneously occur when the catalyst is added to the mixture.”
adv + verb
03. simultaneously present
“The software allows users to simultaneously present their screens during the virtual meeting.”
adv + verb
Usage
Typically placed after the verb or at the end of the clause; can also appear between the auxiliary and main verb.
Pitfall
They arrived simultaneously to the party.
They arrived at the party simultaneously.
As a long adverb of time, it usually follows the entire verb phrase rather than interrupting it.
Real-World Examples
“Zelenskyy called the operation “unique” because it was the first time Ukraine had coordinated 14 types of domestically built aerial and surface drones simultaneously.” “In an operation nicknamed the “Big Bang,” the team simultaneously shut down certain power-hungry hardware and switched to lower-power alternatives while keeping the spacecraft warm enough to survive.” “And you really haven’t lived until you’ve heard the Dies Irae motif savagely intoned on four tubas and the catastrophic ending topped by a line of percussionists simultaneously thwacking cymbals.” “I ripped through Odell’s account of Paltrow’s youth as the simultaneously indulged and benignly neglected daughter of two showbusiness big guns.” Etymology
From simultaneous + -ly.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Word family
ADJECTIVE
ADVERB
- 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.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL 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: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
- Frequency
- Common
- Level
- C1 · AdvancedOxford
- Updated
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