corrugated: meaning, definition, pronunciation and examples

B2
UK/ˈkɒr.ə.ɡeɪ.tɪd/US/ˈkɔːr.ə.ɡeɪ.t̬ɪd/

Technical, descriptive, formal, commercial.

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Quick answer

What does “corrugated” mean?

Shaped into a series of parallel ridges and grooves.

Audio

Pronunciation

Definition

Meaning and Definition

Shaped into a series of parallel ridges and grooves; having a wavy surface.

Used metaphorically to describe anything that is wrinkled, furrowed, or has a ridged texture, either physically or abstractly (e.g., a 'corrugated' brow from worry).

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage. The spelling is consistent.

Connotations

Associated primarily with industrial, agricultural, or construction materials (e.g., roofing, siding). Can have a slightly dated or rustic connotation.

Frequency

Similar frequency in both varieties. Slightly higher in commercial/industrial contexts.

Grammar

How to Use “corrugated” in a Sentence

[be] corrugated[made of] corrugated [material]corrugated [material]

Vocabulary

Collocations

strong
ironsheetmetalsteelroofcardboard
medium
surfacepanelscontainerpapersiding
weak
browappearancedesignprofile

Examples

Examples of “corrugated” in a Sentence

verb

British English

  • The machine corrugates the metal sheets to add structural strength.
  • His forehead corrugated in thought.

American English

  • The factory corrugates steel for roofing panels.
  • The arid landscape was deeply corrugated by erosion.

adverb

British English

  • The sheet was pressed corrugatedly to form the channels.
  • Not used adverbially in standard British English.

American English

  • Not used adverbially in standard American English.

adjective

British English

  • The old shed had a roof of weathered corrugated iron.
  • We packed the fragile items in strong corrugated cardboard.

American English

  • They built a temporary shelter using corrugated steel siding.
  • The corrugated surface of the road made for a bumpy ride.

Usage

Meaning in Context

Business

Refers to a type of packaging or low-cost building material (e.g., 'We ship in corrugated boxes').

Academic

Used in materials science, engineering, and architecture to describe specific structural forms.

Everyday

Most commonly encountered when describing roofing materials or cardboard boxes.

Technical

Describes a specific manufacturing process that adds strength and rigidity to materials.

Vocabulary

Synonyms of “corrugated”

Strong

pleated (for flexible materials)washboard-likeribbed

Neutral

ridgedgroovedflutedchannelled

Weak

wrinkledfurrowedrumpled

Vocabulary

Antonyms of “corrugated”

Watch out

Common Mistakes When Using “corrugated”

  • Using 'corrugated' to mean 'crumpled' (a random crease) instead of 'systematically ridged'.
  • Misspelling as 'corrogated' or 'corugated'.

FAQ

Frequently Asked Questions

No. While 'corrugated iron' is a classic example, the term applies to any material shaped into parallel ridges (e.g., cardboard, plastic, steel).

To increase its strength and rigidity without adding significant weight or thickness.

'Corrugated' usually refers to stiffer materials (metal, hard plastic) with a structural purpose. 'Pleated' typically refers to softer, flexible materials (fabric, paper) folded for decoration or compactness.

Yes, but it's literary or metaphorical. Phrases like 'a corrugated brow' describe deep, parallel wrinkles of worry or concentration.

Shaped into a series of parallel ridges and grooves.

Corrugated is usually technical, descriptive, formal, commercial. in register.

Corrugated: in British English it is pronounced /ˈkɒr.ə.ɡeɪ.tɪd/, and in American English it is pronounced /ˈkɔːr.ə.ɡeɪ.t̬ɪd/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • Corrugated brow (furrowed brow from concern)

Learning

Memory Aids

Mnemonic

Imagine a CROcodile's RUGGED, scaly back – CRO-RUG-ated.

Conceptual Metaphor

STRENGTH IS RIGIDITY / The surface of worry is corrugated.

Practice

Quiz

Fill in the gap
For shipping, we need strong boxes to protect the contents.
Multiple Choice

Which of the following is most accurately described as 'corrugated'?