minute mark

noun

the symbol ′ used for minutes of arc and linear feet

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 minute mark

Historical Examples of minute mark

How slowly the big hand of the clock kept hitching on from minute-mark to minute-mark!
The Last Shot
Frederick Palmer