ballast

English · Français · Deutsch · Italiano · Thesaurus

AI In plain words

Writing a short explanation…

Written by a house AI from the entry below, in your language. The entry itself is the source.

ballast

  • /ˈbæl.əst/ UK, US

Rhymes with -æləst

Where it comes from

From Middle English bar (“bare”) + last (“load”).

noun ballasts

  1. uncountable, usually Heavy material that is placed in the hold of a ship (or in the gondola of a balloon), to provide stability. “Oh, for the-- how much did you waste on that little boondoggle?” “Well, it's not that so much as--” “Krieger.” “Well, I needed ballast, and what better to simulate bricks of cocaine than, you know, bricks of cocaine.”
  2. figuratively, uncountable, usually Anything that steadies emotion or the mind.
  3. uncountable, usually Coarse gravel or similar material laid to form a bed for roads or railroads, or in making concrete; track ballast.
  4. uncountable, usually 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.
  5. uncountable, usually Loose stone or big gravel used to hold rails and tracks in place.
  6. countable, usually device used for stabilizing current in an electric circuit (e.g. in a tube lamp supply circuit)
  7. figuratively, uncountable, usually That which gives, or helps to maintain, uprightness, steadiness, and security. With 73 minutes gone Rafael Márquez came on to add ballast at the back, appearing in his fifth World Cup aged 39 and with alleged links to drug trafficking, which he denies, on hold for now. And so they sat deep with a thin green line of five defenders ranged across their own penalty area as the gam

verb ballasts · ballasting · ballasted

  1. transitive To stabilize or load a ship with ballast.
  2. transitive To lay ballast on the bed of a railroad track. The task of a Railway Construction Company, R.E., is to lay and ballast the track; [...].
  3. transitive To weigh down with a ballast. The noosance was […] that to make the umbrella effective he would have to carry abroad such weight to ballast it as would put the whole contraption out of action for carrying abroad at all.

Thesaurus

Closest in meaning: baggage, gravel, waters, drag, weight, mannequin, burden, manikin, obstacle, stabilisation, stabilization, stabilize, dummy, lastra, heavers, load

Translations

Every language

noun heavy material placed in the hold of a vessel

Españollastre
한국어밸러스트 baelleoseuteu
日本語バラスト barasuto
中文壓載 /压载 yāzài
Portuguêslastro
Françaislest
DeutschBallast
Italianozavorra
Ελληνικάέρμα érma, σαβούρα savoúra
Românăbalast, lest
Русскийбалла́ст ballást

noun anything that steadies emotion or mind

Españollastre

noun material laid to form a bed for a road

Españolbalastro, balasto
中文道砟 dàozhǎ, 道碴 dàozhǎ, dàochá
Portuguêsbalastro
Françaisremblai, ballast
DeutschBettung, Schotter
Italianomassicciata
Românăpietriș, balast, blocaj
עבריתרבד reved

noun electronics

Españolbalasto, balastra, balastro
Françaisballast
Italianoregolatore
Românăbalast

verb to stabilize a ship with ballast

Españollastrar
Françaisballaster

verb to lay ballast on the bed of a railway track

Deutschbeschottern

Talk about this word

Cite this
MLA

"ballast." Wiktionary, via Micwyn, micwyn.com/word/ballast. Accessed 6 Nov. 2026.

APA

ballast. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/ballast

Chicago

"ballast." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/ballast.

BibTeX
@misc{ballast_2026,
  title = {ballast},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/ballast},
  urldate = {2026-11-06}
}