corrugated cardboard
A cardboard packaging material usually made up of two outer layers with smooth…A cardboard packaging material usually made up of two outer layers with smooth surfaces and a grooved inner layer.
Meaning
1 senses(uncountable, usually)A cardboard packaging material usually made up of two outer layers with smooth surfaces and a grooved inner layer.
More definitions
- cardboard with corrugations (can be glued to flat cardboard on one or both sides)
Forms
plural: corrugated cardboards| Singular | corrugated cardboard |
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uncountable
Synonyms
1 synonymsClose in meaning
- cardboard with corrugations (can be glued to flat cardboard on one or both sides):corrugated board
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable