a line that connects two or more extensions in a PBX telephone system.
a private telephone channel, leased from a telephone company, that connects two or more PBX systems.
pickup lineRead more in this article about some frequently asked questions and fun facts related to our definitions.
Why are some letters tied together?It is hard to remember that fonts originated in handwriting, but occasionally reminders, like ligatures, pop up. “Ligature” literally means to bind or tie up, so when two letters are tied together in script, it is called a ligature. Medieval scribes combined letters that shared some part, so they could write faster and conserve space on the page. For example, rather than write fi, they combined the tittle …
- tie clasp,
- tie down,
- tie in,
- tie into,
- tie into knots,
- tie one on,
- tie one's hands,
- tie plate,
- tie plug,
- tie rod
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for tie line
Thus, the points a′b′ represent conjugate solutions, and the line a′b′ is a tie-line.The Phase Rule and Its Applications|Alexander Findlay
a telephone line between two private branch exchanges or private exchanges that may or may not pass through a main exchange
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