English Lexicon

Shielded room

/ˈʃiːl.dɪd ruːm/
nounCEFR C1 (Advanced)Top #45200 frequency
Full Thesaurus

Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A room designed with conductive or magnetic materials to block external electromagnetic fields and radio frequencies, or to contain internal emissions.

    "The sensitive measurements were conducted inside a shielded room to eliminate outside radio interference."
  2. 2

    A specialized enclosure, such as a Faraday cage, used in medical or scientific testing to protect equipment and personnel.

    "The EEG machine was housed in a shielded room to ensure the accuracy of the brainwave readings."

Thesaurus & Semantic Spectrum

Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from the combination of 'shielded', past participle of 'shield' (from Old English 'scield', meaning protection or board), and 'room' (from Old English 'rūm', meaning space or room). The compound emerged in the mid-20th century with the rise of telecommunications and electronics to denote specialized spaces designed to block electromagnetic interference.

Quick Vocabulary Retention Check

Which of the following is the closest synonym for "Shielded room"?

Thesaurus & Synonyms Graph

Explore Nuanced Synonyms for "Shielded room"

Discover exact matches, context-specific alternatives, and antonyms with intensity ratings in the VocabDictionary Thesaurus.

View "Shielded room" Synonym Map