adv · 2 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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UK:/ˌsɪmlˈteɪnɪəsli/
Southern-England:Recorded audio is listed in the source snapshot.
US:/ˌsaɪmlˈteɪnɪəsli/
CMU ARPABET:S AY2 M AH0 L T EY1 N IY0 AH0 S L IY0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adv
Meaning 1
Occurring at the same time.
Definition source: English Wiktionary via Wiktextract
Usage: not-comparable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
adverb
Meaning 2
at the same instant
Definition source: Princeton WordNet 3.0
Examples
they spoke simultaneously
Meaning relationships
Synonyms: at the same time
Antonyms: none provided
History
Etymology
Etymology tree English simultaneous Proto-Indo-European *leyg-der. Proto-Germanic *līkąder. Proto-Germanic *-līkaz Proto-Germanic *-ê Proto-Germanic *-līkê Proto-West Germanic *-līkē Old English -līċe Middle English -ly English -ly English simultaneously From simultaneous + -ly.
Across languages
Translations
61 source translations are retained for this English entry.
Arabic:
فِي وَقْت وَاحِد
(fī waqt wāḥid)
— occurring at the same time
Arabic:
مَعًا
(maʕan)
— occurring at the same time
Bulgarian:
едновременно
(ednovremenno)
— occurring at the same time
Catalan:
simultàniament
— occurring at the same time
Catalan:
alhora
— occurring at the same time
Chinese Mandarin:
同時地 /同时地
(tóngshí de)
— occurring at the same time
Czech:
zároveň
— occurring at the same time
Danish:
samtidigt
— occurring at the same time
Dutch:
tegelijkertijd
— occurring at the same time
Dutch:
tegelijk
— occurring at the same time
Dutch:
simultaan
— occurring at the same time
Dutch:
gelijktijdig
— occurring at the same time
Esperanto:
samtempe
— occurring at the same time
Finnish:
yhtä aikaa
— occurring at the same time
Finnish:
samanaikaisesti
— occurring at the same time
French:
simultanément
— occurring at the same time
French:
en même temps
— occurring at the same time
Galician:
simultaneamente
— occurring at the same time
Georgian:
ერთდროულად
(ertdroulad)
— occurring at the same time
Georgian:
ერთსა და იმავე დროს
(ertsa da imave dros)
— occurring at the same time
German:
gleichzeitig
— occurring at the same time
Greek:
ταυτόχρονα
(taftóchrona)
— occurring at the same time
Ancient Greek:
ἅμα
(háma)
— occurring at the same time
Haitian Creole:
anmenmtan
— occurring at the same time
Hindi:
एक बार में
(ek bār mẽ)
— occurring at the same time
Hungarian:
egyidejűleg
— occurring at the same time
Hungarian:
egyszerre
— occurring at the same time
Hungarian:
egy időben
— occurring at the same time
Italian:
simultaneamente
— occurring at the same time
Italian:
allo stesso tempo
— occurring at the same time
Japanese:
同時に
(dōji ni)
— occurring at the same time
Japanese:
一斉に
(issei ni)
— occurring at the same time
Kapampangan:
agnan-agnan
— occurring at the same time
Korean:
동시에
(dongsi-e)
— occurring at the same time
Latin:
simul
— occurring at the same time
Latin:
una
— occurring at the same time
Latvian:
vienlaikus
— occurring at the same time
Norwegian:
samtidig
— occurring at the same time
Norwegian Nynorsk:
samstundes
— occurring at the same time
Persian:
همزمان
— occurring at the same time
Persian:
در آن واحد
(dar ân-e vâhed)
— occurring at the same time
Polish:
równocześnie
— occurring at the same time
Polish:
jednocześnie
— occurring at the same time
Portuguese:
simultaneamente
— occurring at the same time
Romanian:
simultan
— occurring at the same time
Romanian:
în mod simultan
— occurring at the same time
Russian:
одновре́менно
(odnovrémenno)
— occurring at the same time
Sanskrit:
साकम्
(sākam)
— occurring at the same time
Serbo-Croatian:
си̏мулта̄но
— occurring at the same time
Serbo-Croatian:
исто̀времено
— occurring at the same time
Serbo-Croatian:
исто̀добно
— occurring at the same time
Serbo-Croatian:
sȉmultāno
— occurring at the same time
Serbo-Croatian:
istòvremeno
— occurring at the same time
Serbo-Croatian:
istòdobno
— occurring at the same time
Spanish:
simultáneamente
— occurring at the same time
Swedish:
samtidigt
— occurring at the same time
Tagalog:
sabay-sabay
— occurring at the same time
Telugu:
ఒకేసారి
(okēsāri)
— occurring at the same time
Turkish:
aynı anda
— occurring at the same time
Ukrainian:
одноча́сно
(odnočásno)
— occurring at the same time
Urdu:
ایک بار میں
(ek bār mẽ)
— occurring at the same time