Audio Help [hee-liks] Pronunciation Key
Audio Help [hel-uh-seez] Pronunciation Key, he·lix·es. | 1. | a spiral. |
| 2. | Geometry. the curve formed by a straight line drawn on a plane when that plane is wrapped around a cylindrical surface of any kind, esp. a right circular cylinder, as the curve of a screw. Equation: x = a sinθ, y = a cosθ, z = b θ. |
| 3. | Architecture.
|
| 4. | Anatomy. the curved fold forming most of the rim of the external ear. |
| 5. | Biochemistry. alpha helix. |
] | Dictionary.com Unabridged (v 1.1) Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006. |
Helix
To learn more about Helix visit Britannica.com
| © 2008 Encyclopædia Britannica, Inc. |
he·lix
Audio Help (hē'lĭks) Pronunciation Key
(click for larger image in new window) n. pl. he·lix·es or hel·i·ces (hěl'ĭ-sēz', hē'lĭ-)
[Latin, from Greek; see wel-2 in Indo-European roots.] |
| The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2006 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
helix
| Online Etymology Dictionary, © 2001 Douglas Harper |
| helix | |
noun | |
| 1. | a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle |
| 2. | a structure consisting of something wound in a continuous series of loops; "a coil of rope" [syn: coil] |
| 3. | type genus of the family Helicidae |
| WordNet® 3.0, © 2006 by Princeton University. |
helix
Audio Help (hē'lĭks) Pronunciation Key
|
| The American Heritage® Science Dictionary Copyright © 2002 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
helix [(hee-liks)]
In geometry, a three-dimensional spiral shape, resembling a spring.
[Chapter:] Physical Sciences and Mathematics
| The American Heritage® New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
helix he·lix (hē'lĭks)
n. pl. he·lix·es or hel·i·ces (hěl'ĭ-sēz', hē'lĭ-)
- A spiral form or structure.
- The folded rim of skin and cartilage around most of the outer ear.
- A three-dimensional curve that lies on a cylinder or cone, so that its angle to a plane perpendicular to the axis is constant.
| The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
Main Entry: he·lix
Pronunciation: 'hE-liks
Function: noun
Inflected Form: plural he·li·ces /'hel-&-"sEz,'hE-l&-/ also he·lix·es /'hE-lik-s&z/
1 : the incurved rim of the external ear
2 : a curve traced on acylinder by the rotation of a point crossing its right sections at a constant oblique angle; broadly : SPIRAL 2—see ALPHA-HELIX DOUBLE HELIX
| Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc. |
Helix
A hardware description language from Silvar-Lisco.
| The Free On-line Dictionary of Computing, © 1993-2007 Denis Howe |
Helix, OR (city, FIPS 33250) Location: 45.85025 N, 118.65739 W
Population (1990): 150 (55 housing units)
Area: 0.3 sq km (land), 0.0 sq km (water)
Zip code(s): 97835
Casa de Oro-Mount Helix, CA (CDP, FIPS 11691) Location: 32.76540 N, 116.93808 W
Population (1990): 30727 (11108 housing units)
Area: 33.3 sq km (land), 0.0 sq km (water)
| U.S. Gazetteer, U.S. Census Bureau |
Helix
Hel"i*cal\, a. [From Helix.] Of or pertaining to, or in the form of, a helix; spiral; as, a helical staircase; a helical spring. -- Hel"i*cal*ly, adv.| Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc. |
HELIX
HELIX: in Acronym Finder
| Acronym Finder, © 1988-2007 Mountain Data Systems |
helix
helix: in CancerWEB's On-line Medical Dictionary
| On-line Medical Dictionary, © 1997-98 Academic Medical Publishing & CancerWEB |
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