What is another word for "sand"?

Another word for sand depends on context, as there are many synonyms and related terms. Scientifically, you can call it granular material, aggregate, grit, silica, quartz, sediment, or arenaceous material. For beach sand, you can say beach, shoreline, dunes, or strand. For desert sand, you might say dunes, desert dust, or desert soil. For construction, terms like fine aggregate, sharp sand, builders sand, or masonry sand are used. As a verb meaning to smooth, another word for sand is to sandpaper, smooth, polish, grind, abrade, buff, or file down. In a poetic sense, you could call sand golden dust, beach powder, or pulverized rock. Specific types of sand have their own names like silt, which is finer than sand, gravel, which is coarser, and loam, which is a mix. For play sand, you might say play dirt or sandbox material. If you mean sand as courage in slang, another word is grit, guts, or nerve. So while there is no perfect single synonym that replaces sand in all contexts, granular material, grit, and aggregate are the closest technical synonyms, and beach or dunes work in casual contexts.