an arrangement of louvres used to direct and focus electromagnetic or sound waves
What’s The Area Between Your Eyebrows Called?Read more in this article about some frequently asked questions and fun facts related to our definitions.
Retro Words You’ll Probably Never Use AgainMost of these retronyms -- obsolete words and phrases -- are outdated technologies.
- metallic bond,
- metallic glass,
- metallic luster,
- metallic soap,
- metallic wood-boring beetle,
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012