laborious C2+ Topic:Describing Qualities US /ləˈbɔriəs/ UK /ləˈbɔːriəs/ See IPA manual 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... arduousstrenuoustoilsomegruelingonerousdemandingwearisome ↔ Opposites easyeffortlesssimplelight Word family Forms laboriously Derived forms laboriouslylaboriousness Related forms laborlabourlaborer Etymology AI details From Old French laborios, from Latin laboriosus ('toilsome'), from labor ('toil, exertion'). laboriosus Latin labor Latin View etymology graph -> Topics Describing Qualities Word Formation & Derivatives External links Google Images Cambridge Dictionary Wiktionary # 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 - Describing Qualities - Word Formation & Derivatives markdown