laborious

C2+ Topic:Time

US /ləˈbɔriəs/ UK /ləˈbɔːriəs/ See IPA manual

adj

Meanings

1

adj
requiring much time and hard effort

Copying the manuscript by hand was a laborious task.

Thesaurus

Synonyms

1 adj · requiring much time and... arduous strenuous toilsome grueling onerous demanding wearisome

Opposites

easy effortless simple light

Word family

Forms laboriously

Derived forms laboriouslylaboriousness

Related forms labor labour laborer

Etymology

From Old French laborios, from Latin laboriosus ('toilsome'), from labor ('toil, exertion').

laboriosus Latin labor Latin

View etymology graph ->

Topics

Time Word Formation & Derivatives

# laborious

**Type:** Word
**Level:** C2+
**Part of speech:** adj
**IPA (US):** ləˈbɔriəs
**IPA (UK):** ləˈbɔːriəs

## Meanings
1. requiring much time and hard effort

## Examples
- Copying the manuscript by hand was a laborious task.

## Synonyms
- arduous
- strenuous
- toilsome
- grueling
- onerous
- demanding
- wearisome

## Antonyms
- easy
- effortless
- simple
- light

## Derived Forms
- laboriously
- laboriousness

## Related Forms
- labor
- labour
- laborer

## Roots and Affixes
- Root: laboriosus
- Root: labor

## Etymology
From Old French laborios, from Latin laboriosus ('toilsome'), from labor ('toil, exertion').

## AI Etymology
Laborious comes from Old French laborios, from Latin laboriosus ('toilsome'), from labor ('toil, exertion'). The etymological trail includes Latin laboriosus and Latin labor. As an adjective, laborious means requiring much time and hard effort. The same family is visible in derived forms such as laboriously and laboriousness and related forms such as labor, labour, and laborer.

## Topics
- Time
- Word Formation & Derivatives

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laborious

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