"Stability" refers to the quality or state of being steady and not likely to change.

In engineering, "stability" can refer to a structure's ability to maintain its position under loads.

संरचनात्मक स्थिरता

English Usage: The bridge's stability was tested before it was opened to the public.

Hindi Usage: पुल की संरचनात्मक स्थिरता का परीक्षण किया गया था इससे पहले कि इसे जनता के लिए खोला जाए।

The term "longitudinal" refers to something that relates to length or extends in a lengthwise direction.

In physics, "longitudinal" refers to waves that oscillate in the same direction as their motion.

लंबाई में तरंगें

English Usage: Longitudinal waves, such as sound waves, travel through air by compressing and rarefying the medium.

Hindi Usage: लंबाई में तरंगें, जैसे कि ध्वनि तरंगें, वायु में संकुचन और विराम के माध्यम से यात्रा करती हैं।