What is another word for slide fastener?
Pronunciation: [slˈa͡ɪd fˈastənə] (IPA) 
The term "slide fastener" is commonly used for the device that is used to fasten two pieces of material together. However, there are many other words that can be used to describe this useful tool. Some common synonyms include zipper, zip, fastener, closure, clasp, and lock. Each of these words describes the same basic function, but with different connotations. For example, a "closure" may imply a more secure fastening than a "zipper" or "zip," while "clasp" suggests a more decorative or intricate fastening. Ultimately, the choice of word depends on the context and desired tone of the sentence.
