n. [ L. quadru- in comp. + E. plane. ] An airplane with four superposed main supporting surfaces. Contrasted with triplanebiplane and monoplane. They are now used only for hobbyist or historical activities. [ Webster 1913 Suppl. +PJC ]
a. [ L. quadruplus, from quattuor four: cf. F. quadruple. See Quadrate, and cf. Double. ] Fourfold; as, to make quadruple restitution; a quadruple alliance. [ 1913 Webster ]
Quadruple time (Mus.), that in which each measure is divided into four equal parts. [ 1913 Webster ]
n. [ Cf. F. quadruple, L. quadruplum. ] four times the sum or number; a fourfold amount; as, to receive to quadruple of the amount in damages. [ 1913 Webster ]
v. t. [ imp. & p. p. Quadrupled p. pr. & vb. n. Quadrupling ] [ L. quadruplare: cf. F. quadrupler. ] To multiply by four; to increase fourfold; to double; to double twice. A. Smith. [ 1913 Webster ]
a. [ L., from quattuor four + plicare to fold. ] Fourfold; folded or doubled twice. [ 1913 Webster ]
Quadruplex system (Electric Telegraph), a system by which four messages, two in each direction, may be sent simultaneously over the wire. [ 1913 Webster ]
(adj) having four units or components, Syn.fourfold, four-fold, quadruplex, quadruplicate, Example: quadruple rhythm has four beats per measure; quadruplex wire
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เช่น Secretary of State=รัฐมนตรีต่างประเทศของสหรัฐฯ (ในภาพตัวอย่าง),
High school=โรงเรียนมัธยมปลาย
