unperforated

un·per·fo·rat·ed

U0101100 (ŭn-pûr′fə-rā′tĭd)adj.1. Lacking perforations.2. Imperforate. Used of a postage stamp.

unperforated

(ʌnˈpɜːfəˌreɪtɪd) adj (Philately) (of a stamp) not provided with perforations