Unperforated refers to materials without any holes or openings. While it is a precise term, there are many synonymous alternatives that can be used in different contexts. For instance, imperforate can be used to describe unperforated sheets of stamps or other materials. Other synonyms include uncut, intact, whole, solid, closed, and undamaged, which all refer to materials or objects that have not been broken or punctured. In medical terms, the word nonperforated is commonly used to describe an organ or tissue that has not been punctured or perforated during surgery. These synonyms can be useful in various applications, such as in manufacturing, packaging, medicine, and even art and design.