regulatorとは 意味・読み方・使い方

語源

From regulate +‎ -or.

発音

• (英国発音) IPA: /ˈɹɛɡ.jʊ.leɪ.tə/, /ˈɹɛɡ.jə.leɪ.tə/
• (米国発音) IPA: /ˈɹɛɡ.ju.leɪ.tɚ/, /ˈɹɛɡ.jə.leɪ.tɚ/

名詞

regulator (plural regulators)

1. A device that controls or limits something.

   Coordinate terms: governor, modulator, attenuator, synchronizer

   1. Ellipsis of voltage regulator.

      The regulator stopped working and the resulting overvoltage destroyed the device.

2. A person or group that sets standards of practice, especially regulatory law as sanctioned by statutory law.

   Hypernym: lawmaker

   Coordinate term: legislator

   • 2021 June 15, Suzanne Rust, “A problem Silicon Valley can’t solve: Drought, quake risk”, in Los Angeles Times‎, Nant Capital, LLC:

     […] in part because a key county reservoir had to been drained to reduce earthquake risks highlighted by federal regulators.

3. A very accurate clock, used by clockmakers to measure the timekeeping of each newly made clock.
4. (genetics) A gene involved in controlling the expression of one or more other genes.
5. (rail transport) A device that controls the supply of steam to the cylinders of a steam locomotive.
   • 1961 March, Balmore, “Driving and firing modern French steam locomotives”, in Trains Illustrated, page 146:

     To start No. S.002 effectively with a heavy train, one opens the main regulator sufficiently to move the train off very slowly. An excess of regulator opening with the by-pass valve open can cause heavy slipping; if the worst happens, the slipping continues a little longer after the regulator is closed than on an English locomotive.

   • 2022 January 12, Benedict le Vay, “The heroes of Soham...”, in RAIL, number 948, page 42:

     This uncoupling done, Gimbert opened the regulator as Nightall climbed back onto the footplate, in order to pull the one burning wagon away from the rest of the bomb-laden train.

6. (historical) Synonym of bulldozer (“member of intimidating group of white US Southerners”).
7. (mathematics) A positive real number determining the density of the units in Dirichlet's unit theorem.

派生語

関連する語

• rector
• regimen
• regiment
• régime
• region
• regular
• regulate
• regulation
• rule

Further reading

• “regulator”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “regulator”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.
• “regulator”, in OneLook Dictionary Search.