a vessel (usually cylindrical) with a wide mouth and without handles
"She carefully placed the fresh pickles into a glass jar to store them in the pantry."
An earthenware container, either with two or no handles, for holding oil, water, wine, etc., or used for burial.
"The developer uploaded the jar file to the server so that everyone could run the application locally."
A clashing or discordant set of sounds, particularly with a quivering or vibrating quality.
Initialism of Java archive.
In plain English: A jar is an open container with a lid used for holding food, medicine, or other items.
"I extracted the necessary libraries from the jar file to run the program."
Usage: Use "jar" to describe an earthenware container for liquids like oil or wine when referring to the physical object itself. When describing sound, it specifically refers to a clashing or discordant noise with a quivering quality rather than just any unpleasant noise.
To preserve (food) in a jar.
"The sudden gust of wind jarred the old window pane, making it vibrate against its frame."
To knock, shake, or strike sharply, especially causing a quivering or vibrating movement.
In plain English: To jar something means to shake it violently so that its contents spill out.
"The loud music jarred me awake from my nap."
The English word "jar" comes from Arabic jarrat, meaning an earthenware receptacle or jug. It traveled into Middle French and Spanish before entering English as a vessel for liquids.