noun · verb · 16 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
Received-Pronunciation, US:/ˈbæl.əst/
Southern-England:Recorded audio is listed in the source snapshot.
US:Recorded audio is listed in the source snapshot.
Australia:Recorded audio is listed in the source snapshot.
rhymes with -æləst
CMU ARPABET:B AE1 L AH0 S T
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
Heavy material that is placed in the hold of a ship (or in the gondola of a balloon), to provide stability.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
Topics: nautical, transport
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
Anything that steadies emotion or the mind.
Definition source: English Wiktionary via Wiktextract
Usage: figuratively, uncountable, usually
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
Coarse gravel or similar material laid to form a bed for roads or railroads, or in making concrete; track ballast.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
A material, such as aggregate or precast concrete pavers, which employs its mass and the force of gravity to hold single-ply roof membranes in place.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
Topics: business, construction, manufacturing
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
A material, such as aggregate or precast concrete pavers, which employs its mass and the force of gravity to hold single-ply roof membranes in place.
Loose stone or big gravel used to hold rails and tracks in place.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
Topics: business, construction, manufacturing, railways, transport
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
noun
Meaning 6
device used for stabilizing current in an electric circuit (e.g. in a tube lamp supply circuit)
Definition source: English Wiktionary via Wiktextract