释义 |
poly-
poly-(word root) manyExamples of words with the root poly-: polyandrous, polyculture, polyethylenepoly-pref.1. More than one; many; much: polyatomic.2. More than usual; excessive; abnormal: polydipsia.3. Polymer; polymeric: polyethylene. [Greek polu-, from polus, much, many; see pelə- in Indo-European roots.]poly- combining form 1. more than one; many or much: polyhedron. 2. having an excessive or abnormal number or amount: polycythaemia. [from Greek polus much, many; related to Old English fela many]pol•y (ˈpɒl i) n., pl. pol•ies. 1. polyester (def. 2). 2. a garment made of polyester. [by shortening] poly- a combining form with the meanings “much, many” and, in the names of chemical compounds, “polymeric”: polyandry; polyethylene. [< Greek, comb. form representing polýs; akin to Old English fela many. See plus] poly. polytechnic. poly- A prefix meaning "many," as in polygon, a figure having many sides.poly-prefix meaning many. Used in the naming of chemical compounds.
poly-
poly-[′päl·ē, ′päl·ə, ′päl·i] (organic chemistry) A chemical prefix meaning many; for example, a polymer is made of a number of single molecules known as monomers, as polyethylene is made from ethylene. poly-
poly- word element [Gr.], many; much.poly-1. Prefix denoting many; multiplicity. Compare: multi-, pluri-. 2. In chemistry, prefix meaning "polymer of," as in polypeptide, polysaccharide, polynucleotide; often used with symbols, as in poly(A) for poly(adenylic acid), poly(Lys) for poly(l-lysine). [G. polys, much, many] poly- 1. Prefix meaning many; multiplicity. Compare: multi-, pluri-2. chemistry Prefix meaning "polymer of," as in polypeptide, polysaccharide, polynucleotide; often used with symbols, as in poly(A) for poly(adenylic acid), poly(Lys) for poly(l-lysine). [G. polys, much, many]poly- Combining form denoting many, much or excessive.poly- prefix denoting many.poly- 1. Prefix denoting many; multiplicity. 2. In chemistry, prefix meaning "polymer of," as in polypeptide, polysaccharide, polynucleotide; often used with symbols, as in poly(A) for poly (adenylic acid), poly(Lys) for poly(l-lysine). [G. polys, much, many]POLY-
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POLY-➣Many (Prefix) |
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