ce·ment /sɪˈmɛnt ||ˈsimɛnt/
 水泥,接合劑(vt.)接合,用水泥塗(vi.)粘牢
 ce·ment /sɪˈmɛnt/ 名詞
 牙骨質,粘固劑
 Ce·ment n.
 1. Any substance used for making bodies adhere to each other, as mortar, glue, etc.
 2. A kind of calcined limestone, or a calcined mixture of clay and lime, for making mortar which will harden under water.
 3. The powder used in cementation. See Cementation, n., 2.
 4. Bond of union; that which unites firmly, as persons in friendship, or men in society. “The cement of our love.”
 5. Anat. The layer of bone investing the root and neck of a tooth; -- called also cementum.
 Hydraulic cement. See under Hydraulic.
 Ce·ment v. t. [imp. & p. p. Cemented; p. pr. & vb. n. Cementing.]
 1. To unite or cause to adhere by means of a cement.
 2. To unite firmly or closely.
 3. To overlay or coat with cement; as, to cement a cellar bottom.
 Ce·ment, v. i. To become cemented or firmly united; to cohere.
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 cement
      n 1: concrete pavement is sometimes referred to as cement; "they
           stood on the gray cement beside the pool"
      2: a building material that is a powder made of a mixture of
         calcined limestone and clay; used with water and sand or
         gravel to make concrete and mortar
      3: something that hardens to act as adhesive material
      4: any of various materials used by dentists to fill cavities
         in teeth
      5: a specialized bony substance covering the root of a tooth
         [syn: cementum]
      v 1: make fast as if with cement; "We cemented our friendship"
      2: cover or coat with cement
      3: bind or join with or as if with cement