Pronunciation: [ʌnpˈɜːfəɹˌe͡ɪtɪd] (IPA) 
The word "unperforated" is spelled with the prefix "un-" meaning "not," followed by the root word "perforated," meaning "pierced or penetrated." The IPA phonetic transcription for this word is /ʌnpərˈfɔːreɪtɪd/ with stress on the second syllable, "pər". This word is commonly used in a variety of contexts, such as in describing paper or packaging that has not been punched or perforated for easy tear or separation.
Unperforated is an adjective that describes something that is not perforated, or does not have small holes, punctures, or cuts. The term is often used to refer to materials or objects that are intact or complete, without any deliberate openings or spaces. Unperforated objects are generally characterized by their solid and unbroken surface.
In various contexts, unperforated can have specific meanings. For instance, in the field of paper production, unperforated paper refers to sheets or rolls of paper that are not divided into separate sections or strips by small holes. Similarly, in the realm of packaging or labeling, unperforated labels or wrappers lack pre-cut lines or piercing marks that would facilitate easy tearing or opening.
The term is also used in relation to objects like unperforated pipes or tubes that are entirely solid, without any perforations or apertures along their length. This can be significant in situations where the flow of fluids or gases needs to be controlled or regulated without any leakage through holes or punctures.
Overall, unperforated signifies the absence of any openings or punctures in a given material or object. It suggests that the surface is undamaged, complete, and continuous, without any penetrations that would compromise its integrity or functionality.
Not penetrated by openings.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
The word "unperforated" is derived from the combination of the prefix "un-" and the word "perforated".
The prefix "un-" is a common prefix in the English language, indicating negation or reversal. It is added to the beginning of a word to show the absence or opposite of a certain quality or condition. In the case of "unperforated", the prefix "un-" is used to indicate the absence of the quality of being "perforated".
The word "perforated" comes from the Latin word "perforatus", which is the past participle of the verb "perforare", meaning "to pierce through" or "to bore". Over time, the word "perforated" has been adopted into English with a similar meaning, referring to something that has been pierced or punctured with small holes, typically in a regular pattern.
