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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典


From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 im·preg·na·tion /(ˌ)ɪmˌprɛgˈneʃən/ 名詞

From: Webster's Revised Unabridged Dictionary (1913)

 Im·preg·na·tion n.
 1. The act of impregnating or the state of being impregnated; fecundation.
 2. Biol. The fusion of a female germ cell (ovum) with a male germ cell (in animals, a spermatozoön) to form a single new cell endowed with the power of developing into a new individual; fertilization; fecundation.
 Note:In the broadest biological sense, impregnation, or sexual generation, consists simply in the coalescence of two similar masses of protoplasmic matter, either derived from different parts of the same organism or from two distinct organisms. From the single mass, which results from the fusion, or coalescence, of these two masses, a new organism develops.
 3. That with which anything is impregnated.
 4. Intimate mixture; infusion; saturation.
 5. Mining An ore deposit, with indefinite boundaries, consisting of rock impregnated with ore.

From: WordNet (r) 2.0

      n 1: material with which something is impregnated; "the
           impregnation, whatever it was, had turned the rock blue"
      2: the process of totally saturating something with a
         substance; "the impregnation of wood with preservative";
         "the saturation of cotton with ether" [syn: saturation]
      3: creation by the physical union of male and female gametes;
         of sperm and ova in an animal or pollen and ovule in a
         plant [syn: fertilization, fertilisation, fecundation]