Definition: A machine or person that creates printed text by using photographic techniques to arrange letters and images.

Example: The phototypesetter produced high-quality text for the newspaper.

Definition: Relating to the generation of electricity from light, especially sunlight, through the use of certain materials that produce voltage when exposed to radiant energy.

Example: The new building is equipped with photovoltaic panels to harness solar energy.

Definition: The technology that converts sunlight into electrical energy.

Example: Many homes are now using photovoltaics to generate their own electricity from the sun.

Definition: This term describes something that is made to stop unauthorized access or tampering, especially in the context of locks or security devices.

Example: The new pickproof lock ensures that no one can break in without the proper key.

Definition: To use gamma rays to treat food, making it safe by killing pests like insects or worms.

Example: The food was picowaved to ensure it was free from harmful pests.

Definition: Made to stop theft or stealing, especially for containers or items.

Example: The new pilferproof packaging ensures that no one can steal the contents inside.

Definition: Describing something that operates without a pilot or human control.

Example: The new pilotless drone can fly autonomously without any human intervention.

Definition: To produce a quick, sharp sound that is often high-pitched, similar to a bell or a metal object being struck.

Example: The sonar device began to ping as it searched for submarines.

Definition: A sharp, high-pitched sound, often made by something striking metal, or a network protocol used to check if a computer is reachable.

Example: I heard a ping when the bullet hit the metal target.

Definition: A device that makes sound pulses, often used underwater to find objects or measure distances.

Example: The diver used a pinger to locate the sunken ship.

Definition: Not having a pin or fastener attached.

Example: The pinless design of the device makes it easier to use and maintain.