Todays Word

 

heliotropic

PRONUNCIATION:

(hee-lee-uh-TROP-ik, -TROH-pik) 

MEANING:

adjective: Turning toward the sun or the light.

ETYMOLOGY:

From Greek helio- (sun) + -tropic (turning). Earliest documented use: 1875.

USAGE:

“Architects have toyed with the idea of heliotropic mirrors that pick up sunlight at the top of tall buildings and shine it back down to street level, bathing the pavement in natural sunlight.”
Robert Nelson; Ideas Travelling at the Speed of Light; The Age (Melbourne, Australia); Apr 3, 2013.