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: H H- H. H2 H< Ha Hb Hc Hd He Hf Hg Hh Hi Hl Hm Hn Ho Hp Hq Hr Hs Ht Hu Hw Hy Hz
Table of Contents
POS
HYPHEN
CIDE DICTIONARY
helicidae | heliciform | helicin | helicine | helicograph | helicoid | helicoidal | helicon | heliconia | heliconian | helicopter

helicoid

 : 
Adjective, Noun
 : 
hel=i=coid

CIDE DICTIONARY

helicoida. [Gr. ; , , spiral + shape: cf. F. hélicoïde. See Helix.].
  •  Spiral; curved, like the spire of a univalve shell.  [1913 Webster]
  •  Shaped like a snail shell; pertaining to the Helicidæ, or Snail family.  [1913 Webster]
Helicoid parabola (Math.), the parabolic spiral.
helicoidn. 
     A warped surface which may be generated by a straight line moving in such a manner that every point of the line shall have a uniform motion in the direction of another fixed straight line, and at the same time a uniform angular motion about it.  [1913 Webster]

For further exploring for "helicoid" in Webster Dictionary Online


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