Mast

/mɑːst/ name, noun, verb, slang

name, noun, verb, slang ·Common ·High school level

Meaning at a glance

  • Primary sense: A tall, slim post or tower, usually tapering upward, used to support, for example, sails or observation platforms on a ship, the main rotor of a helicopter, flags, floodlights, meteorological instruments, or communications equipment, such as an aerial, usually supported by guy-wires (except in the case of a helicopter).
  • Grammar: mast is listed as name, noun, verb, slang.
  • Nearest alternatives: advocate, aerial, alpenstock, antenna.
  • Useful contrasts: gaff.
  • Usage evidence: The mast broke and our ship went adrift.

How to use "mast"

  1. Start with the primary definition, then check the part of speech before placing the word in a sentence.
  2. Compare nearby synonyms to make sure "mast" carries the exact meaning, tone, and strength you need.
  3. Use the example sentence as a context check. If your sentence uses the word differently, confirm that the grammar still fits.

Meaning check

  • Does the word fit the sentence's grammar?
  • Does it match the intended tone rather than only the dictionary definition?
  • Would a simpler synonym be clearer for the reader?
  • Is there enough surrounding context to prevent ambiguity?

Source and review context

This entry combines structured lexical data with WordToolSet review checks. Definitions, examples, synonyms, and usage notes may come from different source tables, so the page is designed to show evidence from more than one angle before you rely on "mast" in a final draft.

If a word has several senses, prefer the sense that matches your sentence's grammar and surrounding context. A correct definition can still be the wrong choice when the sentence needs a different register, emphasis, or level of specificity.

Before you rely on this definition

Read the first definition as a starting point, then check the example, synonyms, and part of speech before treating "mast" as the right word for your sentence.

If your draft is formal, technical, persuasive, or sensitive, compare "mast" with a nearby alternative so the final choice matches both meaning and reader expectation.

Compare nearby meanings

  • Use synonyms when you need a softer, stronger, simpler, or more specific word.
  • Use antonyms to check the boundary of the meaning and avoid accidental contrast.
  • Use the example sentence to confirm the word behaves naturally in context.
  • Keep the original wording when a replacement adds complexity without improving precision.

Definition decision workflow

1. Identify the role

Check whether "mast" is acting as name, noun, verb, slang in your sentence. A definition is only useful when the grammar matches the way the word is being used.

2. Test the nearest option

Compare it with "advocate" and other nearby choices to see whether the sentence needs a softer, stronger, or more familiar word.

3. Confirm with context

Use the example sentence below as an evidence check, then read your own sentence out loud to catch tone or rhythm problems.

Review note: Definition pages are checked for source coverage, sentence evidence, synonym support, and editorial insight before they are treated as approval-ready pages. If the evidence is too thin, the page remains available to users but is kept out of the approval-facing indexed inventory.

Final meaning check

Before publishing a sentence with "mast", ask whether the word helps the reader understand the idea faster. A precise word should reduce confusion, not simply make the sentence look more polished.

When the definition, synonym evidence, and example context point in the same direction, the word is usually a safer choice. When they conflict, revise the sentence or choose a clearer alternative.

Definitions

Noun
  1. 1
    A tall, slim post or tower, usually tapering upward, used to support, for example, sails or observation platforms on a ship, the main rotor of a helicopter, flags, floodlights, meteorological instruments, or communications equipment, such as an aerial, usually supported by guy-wires (except in the case of a helicopter).
  2. 2
    The fruit of forest-trees (beech, oak, chestnut, pecan, etc.), especially if having fallen from the tree, used as fodder for pigs and other animals. countable, uncountable

    "She ſhut them ſtraight in ſties; and gaue them meate / Oke-maſt, and beech, and Cornell fruite, they eate, […]"

  3. 3
    The anabolic steroid drostanolone propionate, also known as Masteron slang, uncountable
  4. 4
    A type of heavy cue, with the broad end of which one strikes the ball. obsolete

    "Godfrey thus conquered, pretended to lose his temper, curs'd his own ill luck, swore that the table had a cast, and that the balls did not run true, changed his mast, and with great warmth challenged his enemy to double his sum."

  5. 5
    Initialism of military antishock trousers; inflatable trousers that apply pressure to the inferior half of a patient's body to decrease blood loss and prevent the onset of shock, similar to a tourniquet. abbreviation, alt-of, initialism
Show 5 more definitions
  1. 6
    a vertical spar for supporting sails wordnet
  2. 7
    A non-judicial punishment ("NJP"); a disciplinary hearing under which a commanding officer studies and disposes of cases involving those under his command.
  3. 8
    any sturdy upright pole wordnet
  4. 9
    nuts of forest trees used as feed for swine wordnet
  5. 10
    nuts of forest trees (as beechnuts and acorns) accumulated on the ground wordnet
Verb
  1. 1
    To supply and fit a mast to (a ship).
  2. 2
    To feed on forest seed or fruit.
  3. 3
    To produce a very large quantity of fruit or seed in certain years but not others.

    "Any individual tree which masted in a generally non-mast year would be subjected to the exclusive attention of the seed predators and so would be selected against."

Proper Noun
  1. 1
    A surname.

Synonyms

All synonyms
advocateaerialalpenstockantennaantenna towerantenna tower

Antonyms

Example

"The mast broke and our ship went adrift."

Common questions

What does "mast" mean?

A tall, slim post or tower, usually tapering upward, used to support, for example, sails or observation platforms on a ship, the main rotor of a helicopter, flags, floodlights, meteorological instruments, or communications equipment, such as an aerial, usually supported by guy-wires (except in the case of a helicopter).

What is a synonym for "mast"?

Common synonyms include: advocate, aerial, alpenstock, antenna, antenna tower, antenna tower.

How do you use "mast" in a sentence?

The mast broke and our ship went adrift.

How do you pronounce "mast"?

Pronounced /mɑːst/.

Etymology

Etymology 1

From Middle English mast, from Old English mæst (“mast”), from Proto-West Germanic *mast, from Proto-Germanic *mastaz (“mast, sail-pole”), from Proto-Indo-European *mazdos (“pole, mast”). Cognate with Dutch mast, German Mast, and via Indo-European with Latin mālus, Russian мост (most, “bridge”), Irish adhmad.

Etymology 2

From Old English mæst (“fallen nuts, food for swine”) and mæstan (“to fatten”), from West Germanic; probably related to meat.

Etymology 3

Clipping of Masteron.

Etymology 4

From French masse, with -t probably after Etymology 1, above.

Etymology 5

* As a Dutch surname, from the noun mast (“mast (pole on a ship)”). * Also as a Dutch surname, from the noun mast (“fodder”). * As a German and Alemannic German surname, from the noun Mast (“fat”), itself related to the sense of "fodder" above.

More for "mast"