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4 definitions found

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

 spic·ule /ˈspɪ(ˌ)kju(ə)l/
 針狀體,小穗,小穗狀,骨針

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

 spic·ule /ˈspɪk(ˌ)ju(ə)l/ 名詞
 (拉spicula)骨針(海綿),骨片(海參),(昆蟲的)針突,螫刺,交合刺,小穗,針,刺

From: Webster's Revised Unabridged Dictionary (1913)

 Spic·ule n.
 1. A minute, slender granule, or point.
 2. Bot. Same as Spicula.
 3. Zool. Any small calcareous or siliceous body found in the tissues of various invertebrate animals, especially in sponges and in most Alcyonaria.
 Note: ☞ Spicules vary exceedingly in size and shape, and some of those found in siliceous sponges are very complex in structure and elegant in form. They are of great use in classification.
    Description of the Illustration:
    a Acerate; b Tricurvate, or Bowshaped; c d Hamate; e Broomshaped; f Scepterellate; g Spinispirulate; h Inequi-anchorate; i Sexradiate; j A Trichite Sheaf; k Six-rayed Capitate; l Rosette of Esperia; m Equi-anchorate.
 ◄ ►

From: WordNet (r) 2.0

 spicule
      n : small pointed structure serving as a skeletal element in
          various marine and freshwater invertebrates e.g. sponges
          and corals [syn: spiculum]