How to Use control rod in a Sentence

control rod

noun
  • The reactor pressure vessel also provides a path for coolant to flow and helps guide the movement of the control rods.
    — Ameya Paleja, Interesting Engineering, 24 Feb. 2026
  • Its internal structures support and stabilise the core, provide a path for coolant flow, and guide the movement of the control rods.
    — Aman Tripathi, Interesting Engineering, 3 Dec. 2025
  • The control rods would then withdraw from the reactor, and a small neutron source like californium-252 would kick off the reaction.
    — Emily Waltz, IEEE Spectrum, 22 Aug. 2025
  • The work focuses on dysprosium, a heavy rare-earth element used to improve heat resistance in magnets and stabilize nuclear control rods.
    — Neetika Walter, Interesting Engineering, 20 Feb. 2026
  • In the case of an accident in any reactor, control rods crafted from neutron-absorbing materials like cadmium plummet into the core and halt a runaway chain reaction that could otherwise lead to a core meltdown.
    — IEEE Spectrum, 1 June 2018
  • However, according to the company, shortly after midnight on January 22, an alarm in the control rod monitoring system halted the withdrawal of one control rod.
    — Georgina Jedikovska, Interesting Engineering, 10 Feb. 2026
  • The goal is to validate the reactor's computational physics models, core geometry, control rod performance, and initial neutronic behavior without generating significant thermal energy or requiring active coolant flow.
    — David Szondy june 08, New Atlas, 8 June 2026
  • Following those verifications, the NRA issued its test-use approval early Wednesday afternoon, clearing the way for TEPCO to begin withdrawing control rods and initiating the nuclear reaction later in the day, Reuters reported.
    — Kaif Shaikh, Interesting Engineering, 21 Jan. 2026

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'control rod.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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