<p><strong>Adjective</strong></p><ul><li>constant in application or effort; working diligently at a task; persevering; industrious; meticulous: an assiduous student.</li><li>characterized by or requiring extreme care and much attention to detail: laborious research.</li><li>given to or diligent in work: a careful, laborious craftsman.</li></ul><p><strong>Synonyms</strong></p><ul><li>sedulous, diligent, studious, persistent, tireless, continuous</li></ul><p><strong>Antonyms</strong></p><ul><li>lazy, inconstant</li></ul>