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ballast SimpleWikiWiktionaryGoogle検索CollinsCambridgeLongmanLongman英和Learners 【 124891 】 【意味】 "[名詞] any heavy material used to stabilize a ship or airship [例] The ship was loaded with ballast. [例] The ballast was added to the ship to keep it stable. [意味] バラスト, 底荷, 底積み, バラス, 底積, 重り ; [上位語] stuff, material ; [同義語群] 02779845-n" [名詞] an electrical device for starting and regulating fluorescent and discharge lamps [例] The ballast is a necessary component of the fluorescent light. [例] The ballast is broken. [例] They installed a ballast in the lighting fixture. [意味] 安定器 ; [同義語] light ballast ; [上位語] electrical device ; [同義語群] 02779971-n "[名詞] coarse gravel laid to form a bed for streets and railroads [例] Ballast is used to make a roadbed. [例] The ballast was spread on the tracks. [例] They spread the ballast on the tracks. [意味] 砂利 ; [上位語] gravel, crushed rock ; [同義語群] 14699209-n [動詞] make steady with a ballast [例] The railway tracks were ballasted to prevent them from moving. [例] They ballast the ships to keep them from rolling. [意味] 安定させる, 安定する, 落ち着かせる ; [上位語] stabilize, stabilise, steady, brace ; [同義語群] 00271403-v [名詞] a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations) [例] The ballast was used to stabilize the circuit. [例] They added ballast to the circuit to increase the resistance. [意味] 抵抗器, バレッタ ; [同義語] ballast resistor, barretter ; [上位語] resistor, resistance ; [同義語群] 02780121-n" [名詞] an attribute that tends to give stability in character and morals; something that steadies the mind or feelings [例] His family was the ballast in his life. [例] He needs to add some ballast to his life. [例] The ballast of a ship is a heavy weight placed in the bottom of the ship to keep it from rolling. ; [上位語] attribute ; [同義語群] 04691992-n