English Words Starting With S

• safe-deposit box

  nounB2
  /ˌseɪf dɪˈpɒzɪt ˌbɒks/A secure, fireproof metal box, typically stored in a bank vault, used for storing valuable items and documents.
• safecracker

  nounlow
  /ˈseɪfkrækə/A person who illegally breaks open safes, typically to steal valuable contents.
• safeguard

  nounverbverb-transitiveB2
  /ˈseɪfɡɑːd/A measure taken to protect someone or something from harm or danger.
• safekeeping

  nounC1
  /ˌseɪfˈkiːpɪŋ/The act of keeping something safe; the state of being protected or held securely.
• safelight

  nounLow (Technical)
  /ˈseɪf.laɪt/A darkroom light with a coloured filter that allows specific photographic materials to be handled without fogging or exposure.
• safety

  nounVery High (A2)
  /ˈseɪfti/The condition of being protected from, or unlikely to cause, danger, risk, or injury.
• safety belt

  nounHigh
  /ˈseɪfti bɛlt/A strap or harness designed to secure a passenger in a vehicle or aircraft against injury in case of a collision or sudden stop.
• safety car

  nounC1/C2
  /ˈseɪfti kɑː/A pace car used in motor racing to control the speed of competitors under hazardous conditions, ensuring safety.
• safety catch

  nounC1
  /ˈseɪfti kætʃ/A mechanical device on a weapon or machine designed to prevent accidental operation.
• safety chain

  nounC1
  /ˈseɪfti tʃeɪn/A secondary chain or link designed to prevent complete separation if the primary connection fails.
• safety circuit

  nounC2
  /ˈseɪfti ˈsɜːkɪt/An electrical or electronic system designed to automatically shut down a machine or process when a hazardous condition is detected, thereby preventing injury or damage.
• safety curtain

  nounLow (domain-specific)
  /ˈseɪfti ˌkɜːtn̩/A fire-resistant curtain in a theatre that separates the stage from the auditorium to prevent the spread of fire.
• safety factor

  nounC1
  /ˈseɪfti ˈfæktə(r)/A number used to reduce the calculated stress or load on a structure to account for uncertainties and ensure it will not fail; a margin of safety.
• safety film

  nounC1
  /ˈseɪfti fɪlm/A thin, transparent plastic sheet applied to glass to hold it together if shattered, preventing dangerous shards from scattering.
• safety fuse

  nounC1
  /ˈseɪfti fjuːz/A safety device in electrical systems, consisting of a piece of wire that melts and breaks the circuit if the current exceeds a safe level.
• safety fuze

  nounLow
  /ˈseɪfti fjuːz/A slow-burning fuse designed to provide a time delay before igniting explosives, allowing personnel to reach safety.
• safety glass

  nounB2
  /ˈseɪfti ɡlɑːs/Glass that is specially treated or constructed to reduce the risk of injury when broken, typically by shattering into small, blunt pieces rather than sharp shards.
• safety hook

  nounC1
  /ˈseɪfti hʊk/A hook with a mechanism that prevents it from accidentally opening, used to secure objects or people.
• safety island

  nounLow/Medium
  /ˈseɪfti ˈaɪlənd/A raised or clearly marked area in the middle of a road, designed as a refuge for pedestrians crossing.
• safety islands

  plural-nounLow to Medium (Specialist/Contextual)
  /ˈseɪfti ˈaɪləndz/Small, designated raised areas or platforms in the middle of a road or crossing, where pedestrians can stop safely while crossing.

Showing 241–260 of 15552 words.