molded depth: meaning, definition, pronunciation and examples

Low/Very Technical
UK/ˈməʊldɪd ˈdɛpθ/US/ˈmoʊldɪd ˈdɛpθ/

Technical/Specialist

My Flashcards

Quick answer

What does “molded depth” mean?

The vertical distance measured from the top of the keel to the underside of the deck plating at the side of a ship's hull, excluding the thickness of any deck sheathing.

Audio

Pronunciation

Definition

Meaning and Definition

The vertical distance measured from the top of the keel to the underside of the deck plating at the side of a ship's hull, excluding the thickness of any deck sheathing.

In shipbuilding and naval architecture, 'molded depth' is a fundamental measurement of a vessel's internal depth. It is a design and structural dimension used to calculate tonnage, determine stability, and define the internal volume of the hull. It does not include external structures like the bulwarks or railings.

Dialectal Variation

British vs American Usage

Differences

The spelling. British English uses 'moulded depth', while American English uses 'molded depth'. The technical definition and application are identical globally.

Connotations

None beyond the spelling difference. The term is purely technical with no cultural or idiomatic connotations in either variant.

Frequency

The term has extremely low frequency in general language and is only used within the specific maritime/engineering domains. The American spelling variant is more common globally due to the influence of international maritime conventions, but British publications and institutions will use 'moulded'.

Grammar

How to Use “molded depth” in a Sentence

The molded depth [of a vessel] is [measurement].A ship's specifications include its molded depth.To calculate the tonnage, you need the molded depth.

Vocabulary

Collocations

strong
molded depth amidshipsmolded depth of the hullregistered molded depthmaximum molded depth
medium
measure the molded depthdefined as the molded depththe vessel's molded depth
weak
overall depthship's depthstructural depth

Examples

Examples of “molded depth” in a Sentence

verb

British English

  • The lines plan shows how the hull is moulded.

American English

  • The hull is molded to precise specifications.

adverb

British English

  • The dimension is measured moulded.

American English

  • The line is drawn molded.

adjective

British English

  • The moulded depth measurement is critical.

American English

  • The molded depth dimension is recorded here.

Usage

Meaning in Context

Business

Used in shipping contracts, insurance (hull insurance), and vessel sales/purchase agreements to specify the ship's dimensions and capacity.

Academic

Used in textbooks and research papers on naval architecture, marine engineering, and maritime law.

Everyday

Virtually never used in everyday conversation.

Technical

The primary context. Used in ship design, stability calculations, classification rules, load line regulations, and ship construction plans.

Vocabulary

Synonyms of “molded depth”

Strong

moulded depth (UK spelling variant)

Neutral

registered depth (in a tonnage context)depth moldedstructural depth

Weak

inside depth (less precise)

Vocabulary

Antonyms of “molded depth”

overall depth (includes external structures)depth extreme

Watch out

Common Mistakes When Using “molded depth”

  • Confusing it with 'draft' or 'draught' (the depth of the ship below the waterline).
  • Confusing it with 'overall depth' (which includes the thickness of deck plating and other structures).
  • Misspelling 'molded' as 'moulded' (AmE vs. BrE inconsistency).

FAQ

Frequently Asked Questions

No. Draft (or draught) is the vertical distance from the waterline to the bottom of the hull (keel). Molded depth is a fixed structural measurement from the keel to a specific deck, regardless of how much the ship is loaded.

It derives from naval architecture terminology. The 'molded' form or lines of a ship refer to the theoretical shape of its framework, represented on the 'molded lines' drawing. This depth is measured on that theoretical surface, not the exterior plated surface.

Almost certainly not. It is a highly specialized term used only in ship design, construction, regulation, and maritime commerce. It is not part of general English vocabulary.

Use 'molded' for American English and international technical documents (IMO, etc.). Use 'moulded' for British English publications and contexts. The meaning is identical.

The vertical distance measured from the top of the keel to the underside of the deck plating at the side of a ship's hull, excluding the thickness of any deck sheathing.

Molded depth is usually technical/specialist in register.

Molded depth: in British English it is pronounced /ˈməʊldɪd ˈdɛpθ/, and in American English it is pronounced /ˈmoʊldɪd ˈdɛpθ/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None for this technical compound term.

Learning

Memory Aids

Mnemonic

Think of a mold or cast for the ship's hull. The 'molded depth' is the *inside vertical measurement* of that basic structural mold, not the outside.

Conceptual Metaphor

The ship's hull as a molded object or container. The term frames the ship's structure as the product of a designed form, with 'depth' being a key dimension of that manufactured space.

Practice

Quiz

Fill in the gap
For official registration, a ship's tonnage is calculated using its length, breadth, and .
Multiple Choice

What does 'molded depth' specifically exclude?

Practise

Train, don’t just look up

Five interactive tools to remember words, train your ear, and build vocabulary in real context — drawn from this dictionary.

See all tools