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

 nu·cle·us /ˈnukliəs, ˈnju-/


 nu·cle·us /ˈn(j)uklɪəs/ 名詞

From: Taiwan MOE computer dictionary

 核( 心 ); 核心; 核心程序; 核

From: Network Terminology


From: Webster's Revised Unabridged Dictionary (1913)

 Nu·cle·us n.; pl. E. Nucleuses L. Nuclei
 2. Astron. The body or the head of a comet.
 3. Bot. (a) An incipient ovule of soft cellular tissue. (b) A whole seed, as contained within the seed coats.
 Note:The nucleus is sometimes termed the endoplast or endoblast, and in the protozoa is supposed to be concerned in the female part of the reproductive process. See Karyokinesis.
 5. Zool. (a) The tip, or earliest part, of a univalve or bivalve shell. (b) The central part around which additional growths are added, as of an operculum. (c) A visceral mass, containing the stomach and other organs, in Tunicata and some mollusks.

From: WordNet (r) 2.0

      n 1: a part of the cell containing DNA and RNA and responsible
           for growth and reproduction [syn: cell nucleus, karyon]
      2: the positively charged dense center of an atom
      3: a small group of indispensable persons or things; "five
         periodicals make up the core of their publishing program"
         [syn: core, core group]
      4: (astronomy) the center of the head of a comet; consists of
         small solid particles of ice and frozen gas that vaporizes
         on approaching the sun to form the coma and tail
      5: any histologically identifiable mass of neural cell bodies
         in the brain or spinal cord
      [also: nuclei (pl)]