English-Thai Dictionary
ballast
N การถ่วง ท้อง เรือด้วย ของ หนักๆ เรือ บรรทุก ของ ถ่วง น้ำหนัก counterweight kan-thuang-thong-ruea-duai-khong-nak-nak
ballast
VT ทำให้ มั่นคง compensate tham-hai-man-kong
Webster's 1828 Dictionary
BALLAST
n. 1. Heavy matter, as stone, sand or iron, laid on the bottom of a ship or other vessel, to sink it in the water, to such a depth, as to enable it to carry sufficient sail, without oversetting.
Shingle ballast is ballast of coarse gravel.
2. Figuratively, that which is used to make a thing steady.
BALLAST
v.t.To place heavy substances on the bottom of a ship or vessel, to keep it from oversetting. 2. To keep any thing steady, by counterbalancing its force.
BALLASTED
pp. Furnished with ballast; kept steady by a counterpoising force.
BALLASTING
ppr. Furnishing with ballast; keeping steady.
BALLASTING
n.Ballast; that which is used for ballast.
Webster's 1913 Dictionary
BALLAST
Bal "last, n. Etym: [D. ballast; akin to Dan. baglast, ballast, OSw.barlast, Sw. ballast. The first part is perh. the same word as E. bare, adj. ; the second is last a burden, and hence the meaning a bare, or mere, load. See Bare, a., and Last load. ]
1. (Naut. )
Defn: Any heavy substance, as stone, iron, etc. , put into the hold to sink a vessel in the water to such a depth as to prevent capsizing.
2. Any heavy matter put into the car of a balloon to give it steadiness.
3. Gravel, broken stone, etc. , laid in the bed of a railroad to make it firm and solid.
4. The larger solids, as broken stone or gravel, used in making concrete.
5. Fig. : That which gives, or helps to maintain, uprightness, steadiness, and security. It [piety ] is the right ballast of prosperity. Barrow. Ballast engine, a steam engine used in excavating and for digging and raising stones and gravel for ballast. -- Ship in ballast, a ship carring only ballast.
BALLAST
Bal "last, v. t. [imp. & p. p. Ballasted; p. pr. & vb. n. Ballasting. ]
1. To steady, as a vessel, by putting heavy substances in the hold.
2. To fill in, as the bed of a railroad, with gravel, stone, etc. , in order to make it firm and solid.
3. To keep steady; to steady, morally. 'T is charity must ballast the heart. Hammond.
BALLASTAGE
BALLASTAGE Bal "last *age, n. (Law )
Defn: A toll paid for the privilege of taking up ballast in a port or harbor.
BALLASTING
BALLASTING Bal "last *ing, n.
Defn: That which is used for steadying anything; ballast.
New American Oxford Dictionary
ballast
bal last |ˈbaləst ˈbæləst | ▶noun 1 heavy material, such as gravel, sand, iron, or lead, placed low in a vessel to improve its stability. • a substance of this type carried in an airship or on a hot-air balloon to stabilize it, and jettisoned when greater altitude is required. • something that gives stability or substance: the film is an entertaining comedy with some serious ideas thrown in for ballast. 2 gravel or coarse stone used to form the bed of a railroad track or road. • a mixture of coarse and fine aggregate for making concrete. 3 a passive component used in an electric circuit to moderate changes in current. ▶verb [ with obj. ] (usu. be ballasted ) 1 give stability to (a ship ) by putting a heavy substance in its bilge: the vessel has been ballasted to give the necessary floating stability. 2 form (the bed of a railroad line or road ) with gravel or coarse stone. PHRASES in ballast (of a ship ) laden only with ballast. ORIGIN mid 16th cent.: probably of Low German or Scandinavian origin.
Oxford Dictionary
ballast
ballast |ˈbaləst | ▶noun [ mass noun ] 1 heavy material, such as gravel, sand, or iron, placed in the bilge of a ship to ensure its stability. • a heavy substance carried in an airship or on a hot-air balloon to stabilize it and jettisoned when greater altitude is required. • something providing stability or substance: the film is an entertaining comedy with some serious ideas thrown in for ballast. 2 gravel or coarse stone used to form the bed of a railway track or the substratum of a road. • a mixture of coarse and fine aggregate for making concrete. 3 [ count noun ] a passive component used in an electric circuit to moderate changes in current. ▶verb [ with obj. ] 1 give stability to (a ship ) by putting a heavy substance in its bilge. 2 form (the bed of a railway line or the substratum of a road ) with gravel or coarse stone. PHRASES in ballast (of a ship ) laden only with ballast. ORIGIN mid 16th cent.: probably of Low German or Scandinavian origin.
American Oxford Thesaurus
ballast
ballast noun the third balloonist appears to be in need of ballast: stabilizer, counterbalance, counterweight.
Duden Dictionary
Ballast
Bal last Substantiv, maskulin , der |B a llast auch, österreichisch und schweizerisch nur baˈlast |der Ballast; Genitiv: des Ballast [e ]s, Plural: die Ballaste Plural selten aus dem Niederdeutschen < mittelniederdeutsch ballast = Sandlast zum Gewichtsausgleich im untersten Raum des Schiffes; 1. Bestandteil: Herkunft ungeklärt, 2. Bestandteil: Last 1 Last, die [als Fracht von geringem Wert ] zum Beschweren eines Fahrzeugs mitgenommen wird Ballast über Bord werfen, abwerfen 2 etwas, was als unnütze Last, überflüssige Bürde empfunden wird der dritte Koffer war nur Ballast | figurativ historischen Ballast abwerfen
Ballaststoff
Bal last stoff Substantiv, maskulin , der meist im Plural nicht oder nur teilweise verwertbarer Bestandteil der aufgenommenen Nahrung
ballaststoffreich
bal last stoff reich Adjektiv viele Ballaststoffe enthaltend ballaststoffreiche Kost
Ballastwasser
Bal last was ser Substantiv, Neutrum , das
French Dictionary
ballast
ballast n. m. nom masculin 1 Couche de pierres concassées maintenant les traverses d ’une voie ferrée. 2 Lest. Prononciation Les lettres st se prononcent, [balast ]
Sanseido Wisdom Dictionary
ballast
bal last /bǽləst /名詞 1 U 〘海 〙脚荷 （あしに ）, 底荷, バラスト 〘船を安定させるため船底に積む砂利 水など 〙.2 U (気球などの )砂袋 .3 U (線路 道路に敷く )砂利, バラス (ト ).4 C (電流の )安定器, 安定抵抗 .5 U ｟比喩的に ｠(社会的 精神的 )安定をもたらすもの .in b á llast 〘海 〙〈船が 〉脚荷だけで, 空荷で .動詞 他動詞 1 〈船 気球など 〉に脚荷 [砂袋 ]を積む [積んで安定させる ].2 〈線路 道路 〉に砂利を敷く .
The Wordsmith Dictionary