getter
nounUK /ˈɡɛtə/
US /ˈɡɛtər/
A getter is someone or something that gets things.
My little brother is a fast getter when we play tag.
OTHER MEANINGS
2. A substance used to remove unwanted gas from a vacuum tube.
The getter absorbed the leftover gas inside the tube.
3. In programming, a method that returns the value of a property.
The class uses a getter to read the private variable.
4. A person who is good at getting or achieving things.
She is a real go-getter at work.