lidding

verb

1. (form-of, gerund, participle, present)present participle and gerund of lid

noun

1. (countable, uncountable)The materials used to cover and close a container.

   “Changes and improvements in liddings and adhesives have also contributed to the industry's growth because new packages, especially those made for the microwave, use easy-to-open peel-off lids, and without those liddings such packages would not be possible.”