tonnage

/ˈtʌnɪdʒ/ (bre, ipa) · [tˈʌnədʒ] /ˈtʌnɪdʒ/ (ame, ipa) · [tˈʌnədʒ] /ˈtə-nij How to pronounce tonnage (audio)/ (ame, mw)

tonnage — noun

1. a measurement of how large a ship is or how much cargo it can hold, expressed in

1.名詞B2
釋義

a measurement of how large a ship is or how much cargo it can hold, expressed in a unit called a ton

例句

The Port of Kaohsiung can now handle container ships with a tonnage of over 100,000 tons.

collocation: gross tonnage / net tonnage

Shipbuilders increased the new vessel's tonnage so it could carry more freight.

同義詞
  • displacement

    specifically the weight of water a ship pushes aside; used for warships rather than cargo capacity

  • burden

    an older term for a ship's carrying capacity, now largely replaced by 'tonnage' in modern shipping

  • cargo capacity

    focuses on the weight of goods rather than the ship's overall volume

用法筆記

Frequently uncountable when referring to capacity in general; countable when specifying a particular ship's measurement ('a tonnage of 50,000 tons').

常見錯誤

The tonnage of this airplane is 300 tons.
The tonnage of this cargo ship is 30,000 tons.
💡'tonnage' describes the size of ships, not aircraft or land vehicles.

2. the total weight of something, measured in tons

2.名詞B2
釋義

the total weight of something, measured in tons

例句

The tonnage of plastic waste collected from the beach reached 300 tons this year.

collocation: tonnage of [material]

Farmers in the region reported a record tonnage of rice harvested during the autumn season.

同義詞
  • weight

    a general term; 'tonnage' specifically implies the measurement is in tons

  • mass

    a scientific term; 'tonnage' is more common in commercial writing

用法筆記

Common in commercial, industrial, or environmental contexts when reporting production, harvest, or waste volumes.

常見錯誤

We need to know the tonnage of this book.
We need to know the weight of this book.
💡'tonnage' is only used for very large amounts (ships, industrial goods, harvests), not everyday objects.

3. a charge that the owner of a ship must pay to a government, based on the size of

3.名詞C1
釋義

a charge that the owner of a ship must pay to a government, based on the size of the ship or the amount of cargo it carries

例句

The Greek government introduced a new tonnage on all foreign vessels entering its ports.

formal register; count noun: a tonnage

Shipping companies protested against the sharp increase in tonnage announced by the trade ministry.

同義詞
  • duty

    a broader term for any government tax on imported or exported goods

  • levy

    a formal term for a compulsory payment collected by an authority

  • harbour due

    a similar charge for using port facilities, often used interchangeably in modern contexts

用法筆記

A historical and legal term; less common in modern everyday language. In contemporary contexts, this duty is often referred to as a 'port charge' or 'harbour due' rather than 'tonnage'.

常見錯誤

I paid the tonnage on my new car.
The shipping company paid the tonnage on the cargo vessel.
💡'tonnage' as a tax applies only to ships, not to personal vehicles or goods.