The word 'disc-shaped' typically refers to something that has a circular or round shape like a disc. There are various synonyms for disc-shaped that can be used to describe such objects. Some common alternatives include circular, round, flat, saucer-shaped, plate-shaped, and wafer-like. While these words may not precisely convey the same meaning as 'disc-shaped', they are useful for expressing a similar idea. For example, a flying saucer is frequently described as a disc-shaped object. One could also use the term 'circular' or 'saucer-shaped' to describe its appearance. Ultimately, the choice of synonym will depend on the specific context, the writer's tone, and the overall message that the writer is trying to convey.