okta

octa

noun

a unit used in meteorology to measure cloud cover, equivalent to a cloud cover of one eighth of the sky

Word Origin for okta

C20: from Greek okta-, oktō eight

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

Examples from the Web for okta

Historical Examples of okta

There he was compelled to kneel before Okta, the successor of Genghis.
The Story of Russia
R. Van Bergen, M.A.