- laboratory diagnosis,
- laboratory school,
- labors of hercules,
Origin of laborious
Examples from the Web for laborious
But through most of the 20th century, printing documents remained an expensive, laborious process.
Depression is often a laborious uphill struggle for the sufferer and their loved ones.The Burden Robin Williams Carried: Diagnosed With Parkinson’s and Depression|Dr. Anand Veeravagu, MD, Tej Azad|August 15, 2014|DAILY BEAST
Leo Valencia, the owner of World Logistics MIA, agreed to help Lobo with the laborious task of moving the palettes of Nexcite.Sexually-Charged Napalm Sculptures Debut at Gallery Diet in Miami|Ann Binlot|March 14, 2014|DAILY BEAST
As a result, this season has often felt less like an organic narrative than a laborious calculation.‘Still Positive’ Shows Why ‘Homeland’ Hasn’t Jumped the Shark (Yet)|Andrew Romano|November 4, 2013|DAILY BEAST
Once a laborious process that took months, modern labs now can buzz through an entire genome in hours.
What does it not pay of excruciating suspense, of hateful, laborious forebearance and unnatural self-denial?The Wanderer (Volume 1 of 5)|Fanny Burney
This was Armand Griffin, whose family resided at Natchez, while he engaged in the laborious but profitable business of hunting.
These laborious men supplied the troops and the inhabitants of New-Orleans with garden stuff.
Such things I have found out for myself by long and laborious experimentation.Great Pianists on Piano Playing|James Francis Cooke
On the 3d they were put on shore in small boats, which were insufficient in number, and made the landing slow and laborious.The Life of Isaac Ingalls Stevens, Volume II (of 2)|Hazard Stevens
late 14c., "hard-working, industrious," from Old French laborios "arduous, wearisome; hard-working" (12c., Modern French laborieux), from Latin laboriosus "toilsome, wearisome, troublesome," from labor (see labor (n.)). Meaning "costing much labor, burdensome" is from early 15c.; meaning "resulting from hard work" is mid-15c. Related: Laboriousness.