Security Systems Terminology

noun a large, powerful light typically used to illuminate a large area or outdoor space

• The stadium was brightly lit by powerful floodlights during the night game.
• I love how the floodlights make everything look so bright and clear at night.
• Those floodlights are lit, they really make the place look cool.
• Her smile was like a floodlight in the darkness, brightening up the room.

noun a thing installed, in particular a piece of equipment or furniture that is fixed in position in a building or area

• The installation of the new software went smoothly without any issues.
• We finally got around to doing the installation for the new TV.
• I'm so excited for the installation of the new gaming console!
• The installation of the new leadership brought fresh ideas to the company.

noun A device that allows two-way communication between people in different parts of a building or ship.

• The receptionist used the intercom to announce the arrival of the guests.
• Can you buzz me in through the intercom when I arrive?
• I'll give you a shout on the intercom when I'm outside.
• The intercom of social media allows for instant communication with people all over the world.

noun a penetrable substance or object

adjective capable of being penetrated or passed through

• The material used for the new windows is highly penetrable by light.
• I can't believe how penetrable this plastic bag is, it ripped so easily.
• The security at that place is so lax, it's penetrable by anyone.
• Her tough exterior may seem impenetrable, but deep down she is actually quite penetrable.