submaster

submaster

English

Etymology

sub- +‎ master

Noun

submaster (plural submasters)

1. (sometimes attributive) A key that can open several locks, but fewer than a master key.
   • 2004, Robert Fischer, Introduction to Security (page 175)

     In an office, a submaster might open all doors in the accounting department; in an industrial facility, it might open all locks in the loading dock area.

   • 2008, Timothy Giles, How to Develop and Implement a Security Master Plan (page 60)

     Do not point specifically at the executives but find out what the cost estimates are for rekeying a submaster space or the entire facility when one of these keys gets lost […]

   • 2020, Jane M. Wiggins, Facilities Manager's Desk Reference (page 517)

     The use of masters and submasters will enable suites of rooms to be controlled by one key.

2. A copy of a master copy of a recording, generally kept for archival purposes.
   • 2013, Steven Shelley, A Practical Guide to Stage Lighting (page 336)

     Unlike cue or group information, submasters usually actively exist and don't need to be created. Methods for recording channel information into different submasters may vary between consoles.

   • 2014, John Milner, Benson's House (page 196)

     In Edward's absence, Sonny Boy learned to press the discs at Chariot Records. He mastered a process of producing gold-molded submasters that could be played on the phonographs people were now buying for their homes.

3. (education, historical) A secondary or subsidiary schoolmaster.
   • 1914, National Vocational Guidance Association. Meeting, Vocational Guidance: Papers Presented at the Organization... (page 252)

     Masters […] Submasters […] Teacher of French […] Teacher of drawing