simultaneousness

C2+ Topic:Abstract Ideas

US /ˌsaɪməlˈteɪniəsnəs/ UK /ˌsɪməlˈteɪniəsnəs/ See IPA manual

Meanings

1

noun
the state of happening or existing at the same time

The simultaneousness of the two explosions baffled investigators.

Thesaurus

Synonyms

1 noun · the state of happening or... simultaneity concurrence coincidencesynchronismconcurrency

Opposites

succession sequence

Word family

Related forms simultaneous simultaneity simultaneously

Etymology

From simultaneous (from Medieval Latin simultaneus, influenced by Latin simul 'at the same time') plus the suffix -ness.

simul Latin

View etymology graph ->

Topics

Abstract Ideas Word Formation & Derivatives

External links

# simultaneousness

**Type:** Word
**Level:** C2+
**Part of speech:** noun
**IPA (US):** /ˌsaɪməlˈteɪniəsnəs/
**IPA (UK):** /ˌsɪməlˈteɪniəsnəs/

## Meanings
1. the state of happening or existing at the same time

## Examples
- The simultaneousness of the two explosions baffled investigators.

## Synonyms
- simultaneity
- concurrence
- coincidence
- synchronism
- concurrency

## Antonyms
- succession
- sequence

## Related Forms
- simultaneous
- simultaneity
- simultaneously

## Roots and Affixes
- Root: simul

## Etymology
From simultaneous (from Medieval Latin simultaneus, influenced by Latin simul 'at the same time') plus the suffix -ness.

## AI Etymology
Simultaneousness comes from simultaneous (from Medieval Latin simultaneus, influenced by Latin simul 'at the same time') plus the suffix -ness. The historical chain includes Latin simul. The quoted older sense, "at the same time," supplies the immediate semantic anchor for simultaneousness. The formation is best read as suffixal and borrowed: the word simultaneousness carries its older form-history into a compact English lexical shape. In present English it is used as a noun, "the state of happening or existing at the same time". Related English forms include simultaneous, simultaneity, and simultaneously. The result is a noun whose etymology preserves both the older form and the later English specialization.

## Topics
- Abstract Ideas
- Word Formation & Derivatives

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