The spiral arm is a defining feature of a spiral galaxy.
Milky Way
Frequency:
70
%
The Milky Way has multiple spiral arms.
astronomy
Frequency:
60
%
Studying spiral arms is important in the field of astronomy.
stellar
Frequency:
50
%
The spiral arm is home to many stellar nurseries.
Idiomatic Expressions for spiral arm
Phrase: spiraling out of control
Meaning: becoming increasingly chaotic or unmanageable
Usage: The situation at work is spiraling out of control, and we need to address it immediately.