mast

/mɑːst/ (bre, ipa) · /mæst/ (ame, ipa) · /ˈmast/ (ame, mw)

mast — noun

  • mastsingular
  • mastsplural

1. the tall upright pole rising from the deck of a sailing vessel, used to hold up

1.名詞B2
釋義

the tall upright pole rising from the deck of a sailing vessel, used to hold up the sails so wind can drive the craft forward.

例句

Yael climbed the mast to fix a torn rope before the storm reached the harbour.

collocation: climb the mast

The old fishing boat had a wooden mast painted bright red.

typical attributive: wooden / steel mast

同義詞
  • pole

    generic; mast is specifically the one that holds sails on a vessel

  • spar

    any pole used in rigging; technical sailing term

用法筆記

Distinguish from sense 2 (radio tower) and sense 3 (flagpole): only this sense is fixed to a boat or ship and carries sails.

常見錯誤

The wind blew through the trees of the mast.
The wind blew through the sails on the mast.
💡the mast itself is the pole; the sails are the cloth fixed to it.

2. a high metal structure that carries the antenna used by radio stations, TV chann

2.名詞B2
釋義

a high metal structure that carries the antenna used by radio stations, TV channels, and mobile networks to send and pick up signals.

例句

The phone company built a new mast on the hill above Ignacio's village.

collocation: build / put up a mast

Local residents protested against the radio mast planned for the school playground.

common modifier: radio mast / TV mast / phone mast

同義詞
  • tower

    more general; American English prefers 'tower' over 'mast' for this structure

  • transmitter

    focuses on the broadcasting equipment rather than the support pole

用法筆記

More common in British English than American English; Americans usually say 'tower' or 'antenna tower' for this structure.

常見錯誤

I lost signal because the mast on my phone was broken.
I lost signal because the nearest phone mast was broken.
💡the mast is the external tower, not a part of the handset.

3. a tall pole, often fixed to a building or set in the ground, on which a flag is

3.名詞B2
釋義

a tall pole, often fixed to a building or set in the ground, on which a flag is raised.

例句

At sunrise, the soldiers raised the national flag to the top of the mast.

collocation: raise the flag to the top of the mast

Aylin lowered the school flag halfway down the mast to honour the late headteacher.

pattern: flag at half-mast (mourning)

同義詞
  • flagpole

    the most common everyday word; 'mast' for this sense feels formal or ceremonial

  • flagstaff

    formal or military register

用法筆記

Often appears in the fixed phrase 'at half-mast' — describing a flag lowered partway as a sign of mourning. The plain word 'flagpole' is more frequent in everyday speech; 'mast' is preferred in formal or ceremonial contexts.

常見錯誤

The flag flew on half-mast all day.
The flag flew at half-mast all day.
💡the fixed preposition is 'at', not 'on'.

4. nuts and seeds, such as acorns or beechnuts, that have fallen from forest trees

4.名詞C2
釋義

nuts and seeds, such as acorns or beechnuts, that have fallen from forest trees and are eaten by wild or farm animals on the ground.

例句

Wild pigs in the New Forest feed on mast every autumn before the cold months.

typical collocation: feed on mast

Maeve studied how a good year of mast affects the local deer population.

pattern: a good / poor year of mast

同義詞
  • pannage

    specifically the practice of letting pigs feed on forest mast; even rarer and more technical

用法筆記

An old, technical word used mainly in forestry, ecology, and historical writing. Modern everyday English would say 'acorns and nuts' or 'fallen nuts' instead.

mast — verb