Foil

GRE 蓝宝 Barron

解释

GRE 红宝书

• n. 钝剑; 箔, 锡箔纸
• ［英］ n. 钝剑 ( a long, thin fencing sword) ; 箔, 锡箔纸 ( a very thin sheet or leaf of metal)
• ［记］ 来自词根foli ( 树叶) ;
• ［同］ 参考: foliage ( 树叶)

Webster Collegiate

I. transitive verb

• Etymology: Middle English, alteration of fullen to full cloth, from Anglo-French foller — more at full
• Date: 14th century
• 1. obsolete trample
• 2.
  • a. to prevent from attaining an end ; defeat <always able to foil her enemies>
  • b. to bring to naught ; thwart <foiled the plot>
• Synonyms: see frustrate

II. noun

• Date: 15th century
• 1. archaic defeat
• 2. archaic the track or trail of an animal

III. noun

• Etymology: Middle English, leaf, from Anglo-French fuille, foille (from Latin folia, plural of folium) & fuil, from Latin folium — more at blade
• Date: 14th century
• 1. very thin sheet metal <aluminum foil>
• 2. a thin piece of material (as metal) put under an inferior or paste stone to add color or brilliance
• 3. someone or something that serves as a contrast to another <acted as a foil for a comedian>
• 4.
  • a. an indentation between cusps in Gothic tracery
  • b. one of several arcs that enclose a complex figure
• 5. hydrofoil 1

IV. transitive verb

• Date: 1611
• 1. to back or cover with foil
• 2. to enhance by contrast

V. noun

• Etymology: origin unknown
• Date: 1594
• 1. a light fencing sword having a usually circular guard and a flexible blade of rectangular section tapering to a blunted point — compare epee, saber
• 2. the art or sport of fencing with the foil — often used in plural

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