laborious

la·bo·ri·ous

adjective \lə-ˈbȯr-ē-əs\

Definition of LABORIOUS

1

: devoted to labor : industrious

2

: involving or characterized by hard or toilsome effort : labored

— la·bo·ri·ous·ly adverb

— la·bo·ri·ous·ness noun

Examples of LABORIOUS

1. a slow and laborious process
2. <the volunteers have been commendably laborious in their cleanup of the beach>

First Known Use of LABORIOUS

14th century

Related to LABORIOUS

Synonyms

active, assiduous, bustling, diligent, employed, engaged, hopping, industrious, busy, occupied, sedulous, tied-up, working

Antonyms

idle, inactive, unbusy, unemployed, unoccupied

Related Words

knee-deep, swamped; animated, astir, buzzing, flourishing, happening, humming, lively, thriving, vibrant; absorbed, concentrating, engrossed, focused (also focussed), immersed, intent, preoccupied; alive, functional, functioning, going, living, operating, operational, operative, running; energetic, vigorous; hardworking; indefatigable, tireless, untiring

Near Antonyms

free; asleep, dormant, latent, lifeless, quiescent, sleepy; inert, passive; dead, dull, slow; inoperative, nonoperating

Rhymes with LABORIOUS

arboreous, censorious, inglorious, notorious, sartorius, uproarious, uxorious, vainglorious