adjective, sub·til·er, sub·til·est.
- subthalamic nucleus,
- subthreshold stimulus,
Origin of subtile
Examples from the Web for subtile
Rupert Sinclair could be no longer the credulous and unsuspecting victim of a subtile and self-interested world.
What subtile questions are cleared up by them in a very short time!The Phantom World|Augustin Calmet
The subtile thought in many Protean shapes played before her fancy, but she would not try to catch it—no!The Golden Dog|William Kirby
Yet in this work there were no subtile ties of blood, no natural bias as there would be in favor of the land of his birth.The Prehistoric World|E. A. Allen
She arose to her feet, and with a deference that lent a subtile grace to her expression, offered it to her questioner.The Bondwoman|Marah Ellis Ryan
late 14c., "clever, dexterous," from Old French subtil (14c.), from Latin subtilis "fine, thin, delicate" (see subtle). A Latinized refashioning of the French source of subtle.