helix
helix Lexical Profile
helix Game Scores & Validity
• noun
A three-dimensional curve or object that winds in a smooth, continuous spiral around a central cylinder or cone, such as a corkscrew, spring, or the double-stranded structure of DNA.
"Watson and Crick famously demonstrated that the DNA molecule takes the form of a double helix."
The prominent curved, folded outer rim of cartilage that forms the external human ear (pinna).
"The dermatologist examined a small sunspot located along the upper helix of the patient's left ear."
A small spiral ornament or volute located under the abacus of a Corinthian or Composite column capital in classical architecture.
"The restorer carefully chiseled the damaged stone helix on the Corinthian capital of the temple facade."
Word Nuance & Usage
In technical mathematics and geometry, a helix is a three-dimensional curve with a constant radius around a cylinder, whereas a spiral typically refers to a two-dimensional curve that winds outward from a central point with an increasing radius.
• Rhymes for helix
Word Origin & Etymology
Borrowed in the mid-16th century via Latin from Ancient Greek 'hélix' (meaning 'twisted, curved, or spiral object'), ultimately derived from the Proto-Indo-European root '*wel-' ('to turn or roll').