英和和英

語源

sub- +‎ master

名詞

submaster (複数形 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.