helix

Definition from Wiktionary, a free dictionary

Contents 1 English 1.1 Etymology 1.2 Pronunciation 1.3 Noun 1.3.1 Synonyms 1.3.2 Derived terms 1.3.3 Related terms 1.3.4 Translations 1.4 Proper noun 1.4.1 Translations

[edit] English

Wikipedia Wikipedia

[edit] Etymology

From Latin helix < Ancient Greek ἕλιξ‎ (helix) "something twisted or spiral"

[edit] Pronunciation

• IPA: /ˈhiːlɪks/, SAMPA: /"hi:lIks/
•  Audio (US)^{help, file}

[edit] Noun

helix (plural helixes or helices)

1. (mathematics) A curve on the surface of a cylinder or cone such that its angle to a plane perpendicular to the axis is constant; the three-dimensional curve seen in a screw or a spiral staircase.
2. (architecture) A small volute under the abacus of a Corinthian capital.
3. (anatomy) The incurved rim of the external ear.

[edit] Synonyms

• (curve): spiral (not in technical use)

[edit] Derived terms

• alpha helix
• double helix
• helical

[edit] Related terms

• helicopter
• left-handed
• right-handed
• spiral

[edit] Translations

[edit] Proper noun

Helix

1. (zoology) A genus of land snail containing many species.

[edit] Translations