The item you put in the middle of a 45 RPM record is called a "center adapter" or "spindle adapter." This small plastic or metal piece fits into the larger hole of the record, allowing it to be played on a standard turntable spindle designed for 33 RPM records. It ensures that the 45 RPM record can properly align and rotate while playing.
The middle part of a record player where you place the record's hole is called the "spindle." It is a small, protruding rod that helps center the record on the turntable and allows it to rotate smoothly during playback. The spindle ensures that the record is properly aligned for the stylus to read the grooves accurately.
A word with another word put in the middle is called a compound word or a portmanteau.
it is called a gas mask
A Chalice.
I know it's over 50 feet.
It was called brutal because the slaves put on the boat were put through very harsh conditions.
Trapezoid.
It's called a bibliography
The thing that the water goes into is called the drain. And the thing you put in it to stop is called a plug.
Put That Record On was created in 2010.
That would be the Memory Stick.
Humidicribs.