n.; pl. -lums, -la [L. dim. acus, needle]
(ANNELIDA: Polychaeta)
A chitinous stiff basal seta or rod supporting the parapodial lobes.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • aciculum — [ə sik′yo͞oləm] n. pl. aciculums or acicula [ə sik′yo͞olə] [ModL < acicula] Zool. a bristlelike part; seta …   English World dictionary

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  • aciculum — acic·u·lum (ə sikґu lum) a bent, finger like spine or bristle found in certain flagellates …   Medical dictionary

  • aciculum — acic·u·lum …   English syllables

  • aciculum — /əˈsɪkjələm/ (say uh sikyuhluhm) noun (plural aciculums or acicula /əˈsɪkjələ/ (say uh sikyuhluh)) 1. an acicula. 2. Zoology one of the slender bristles or sharp stylets embedded in the parapodia of some annelids, such as polychaetes. {erroneous… …  

  • aciculum — …   Useful english dictionary

  • acicula — /euh sik yeuh leuh/, n., pl. aciculae / lee /. 1. a needlelike part; spine, bristle, or needlelike crystal. 2. a pl. of aciculum. [1875 80; < NL, LL, alter. of acucula ornamental pin, equiv. to L acu , s. of acus needle (cf. ACUTE) + cula CULE1]… …   Universalium

  • Dentalium (genus) — This article is about a genus of tusk shells. For the use of tusk shells in art and anthropology, see Dentalium shell. Dentalium Top: Dentalium entalis bottom: Dentalium tarentinum Scientific classification …   Wikipedia

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