du·pli·cate /ˈduplɪˌket ||ˈdju-/
du·pli·cate /ˈd(j)uplɪˌket/ 不及物動詞
重複 複製 複本
1. That which exactly resembles or corresponds to something else; another, correspondent to the first; hence, a copy; a transcript; a counterpart.
I send a duplicate both of it and my last dispatch. -- Sir W. Temple.
2. Law An original instrument repeated; a document which is the same as another in all essential particulars, and differing from a mere copy in having all the validity of an original.
du·pli·cate a. Double; twofold.
Duplicate proportion or Duplicate ratio Math., the proportion or ratio of squares. Thus, in geometrical proportion, the first term to the third is said to be in a duplicate ratio of the first to the second, or as its square is to the square of the second. Thus, in 2, 4, 8, 16, the ratio of 2 to 8 is a duplicate of that of 2 to 4, or as the square of 2 is to the square of 4.
Du·pli·cate v. t. [imp. & p. p. Duplicated p. pr. & vb. n. Duplicating.]
1. To double; to fold; to render double.
2. To make a duplicate of (something); to make a copy or transcript of.
3. Biol. To divide into two by natural growth or spontaneous action; as, infusoria duplicate themselves.
adj 1: identically copied from an original; "a duplicate key"
2: being two identical [syn: matching, twin(a), twinned]
n 1: something additional of the same kind; "he always carried
extras in case of an emergency" [syn: extra]
2: a copy that corresponds to an original exactly; "he made a
duplicate for the files" [syn: duplication]
v 1: make or do or perform again; "He could never replicate his
brilliant performance of the magic trick" [syn: reduplicate,
double, repeat, replicate]
2: duplicate or match; "The polished surface twinned his face
and chest in reverse" [syn: twin, parallel]
3: make a duplicate or duplicates of; "Could you please
duplicate this letter for me?"
4: increase twofold; "The population doubled within 50 years"