Helix He"lix, n.; pl. L. {Helices}, E. {Helixes}. [L. helix, Gr. ?, ?, fr. ? to turn round; cf. L. volvere, and E. volute, voluble.] 1. (Geom.) A nonplane curve whose tangents are all equally inclined to a given plane. The common helix is the curve formed by the thread of the ordinary screw. It is distinguished from the spiral, all the convolutions of which are in the plane. [1913 Webster]

2. (Arch.) A caulicule or little volute under the abacus of the Corinthian capital. [1913 Webster]

3. (Anat.) The incurved margin or rim of the external ear. See Illust. of {Ear}. [1913 Webster]

4. (Zo["o]l.) A genus of land snails, including a large number of species. [1913 Webster]

Note: The genus originally included nearly all shells, but is now greatly restricted. See {Snail}, {Pulmonifera}. [1913 Webster]

The Collaborative International Dictionary of English. 2000.


Look at other dictionaries:

  • hélix — hélix …   Dictionnaire des rimes

  • Helix — ? Helix …   Википедия

  • hélix — [ eliks ] n. m. • 1690; gr. helix « spirale » 1 ♦ Anat. Ourlet du pavillon de l oreille, décrivant un demi cercle en partant de la conque jusqu à la partie supérieure du lobule. 2 ♦ Zool. Escargot. ● hélix nom masculin (latin scientifique helix,… …   Encyclopédie Universelle

  • helix — HÉLIX s.n. (anat.) Margine a pavilionului urechii. [< fr. hélix, cf. gr. helix]. Trimis de LauraGellner, 20.04.2005. Sursa: DN  HÉLIX s. n. margine a pavilionului urechii. (< fr. hélix) …   Dicționar Român

  • hélix — m. anat. Repliegue semicircular en el borde del pabellón de la oreja. Medical Dictionary. 2011. hélix repliegue semicircular que forma el …   Diccionario médico

  • helix — helix; helix·in; helix·om·e·ter; su·per·helix; …   English syllables

  • Helix — Helix, OR U.S. city in Oregon Population (2000): 183 Housing Units (2000): 68 Land area (2000): 0.114338 sq. miles (0.296135 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.114338 sq. miles (0.296135 sq. km)… …   StarDict's U.S. Gazetteer Places

  • helix — a spiral thing, 1560s, from L. helix spiral, from Gk. helix (gen. helikos), related to eilein to turn, twist, roll, from PIE *wel ik , from root *wel to turn, revolve (see VULVA (Cf. vulva)) …   Etymology dictionary

  • hélix — |cs| s. m. 2 núm. [Anatomia] Rebordo exterior do pavilhão da orelha. = HÉLICE   ‣ Etimologia: latim helix, icis, do grego héliks, ikos, espiral …   Dicionário da Língua Portuguesa

  • helix — [hē′liks] n. pl. helixes or helices [hel′i sēz΄] [L, kind of ivy, spiral < Gr, a spiral < helissein, to turn around < IE base * wel , to turn, twist > WALK] 1. any spiral, as one lying in a single plane or, esp., one moving around a… …   English World dictionary

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