spur


spur
SYN: calcar. [A.S. spora]
- calcarine s. [TA] the lower of two elevations on the medial wall of the posterior horn of the lateral ventricle of the brain, caused by the depth of the calcarine sulcus. SYN: calcar avis [TA], Haller unguis, hippocampus minor, minor hippocampus, Morand s., unguis avis.
- Fuchs s. epithelial outgrowth of the dilator muscle of the pupil about midway in the breadth of the sphincter; part of the insertion of the dilator muscle onto the iris sphincter.
- Grunert s. epithelial outgrowth of the dilator muscle of the pupil at the junction of the iris and the ciliary body; part of the origin of the iris dilator muscle.
- heel s. bony thickening of the flexor surface of the calcaneus associated with severe pain on standing.
- Michel s. epithelial outgrowth of the dilator muscle of the pupil at the peripheral border of the sphincter; part of the insertion of the dilator muscle onto the iris sphincter.
- Morand s. SYN: calcarine s..
- scleral s. [TA] circular ridge of sclera on the internal aspect of the corneoscleral junction; on cross-section, it appears as a hook-like process deep to the scleral venous sinus; relatively rigid, it provides attachment (origin) of the meridional fibers of the ciliary body. SYN: calcar sclerae [TA], scleral roll.
- vascular s. partial septum between vessels (arteries and veins) at the level of fusion or branching at acute angle. SEE ALSO: calcar (1).

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spur 'spər n a sharp and esp. bony outgrowth (as on the heel of the foot)
spurred 'spərd adj

* * *

n.
a sharp projection, especially one of bone.

* * *

(spur) 1. a pointed projection; called also calcar. 2. in dentistry, a piece of metal projecting from a plate, band, or other dental appliance.

Medical dictionary. 2011.

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  • SPUR — SPUR, auch S. P. U. R., war eine avantgardistische Gruppe bildender Künstler, die 1958 in München gegründet wurde. Sie leistete einen wichtigen künstlerischen und mit ihrem Manifest auch theoretischen Beitrag zur deutschen Avantgarde nach 1945.… …   Deutsch Wikipedia

  • Spur — Spur, n. [OE. spure, spore, AS. spura, spora; akin to D. spoor, G. sporn, OHG. sporo, Icel. spori, Dan. spore, Sw. sporre, and to AS. spor a trace, footstep, spyrian to trace, track, examine, and E. spurn. [root]171. Cf. {Sparrow}, {Spere},… …   The Collaborative International Dictionary of English

  • spur — spur; spur·blind; spur·less; spur·ling; spur·ri·er; spur·ry; spur·tive; spur·tle; spur·rey; …   English syllables

  • Spur — Spur: Das altgerm. Substantiv mhd. spur, spor, ahd. spor, niederl. spoor, aengl. spor, schwed. spår ist im Sinne von »Tritt, Fußabdruck« verwandt mit ahd. spurnan »spornen«, aengl. spurnan »anstoßen, verschmähen« und aisl. sporna, sperna »treten …   Das Herkunftswörterbuch

  • spur — [spʉr] n. [ME spure < OE spura, akin to Ger sporn < IE base * sp(h)er , to jerk, push with the foot > SPURN, Sans sphurāti, (he) kicks away, L spernere, lit., to push away] 1. any of various pointed devices worn on the heel by the rider… …   English World dictionary

  • Spur 1 — Spur I Gartenbahn in der Miniaturlandschaft des Bekonscot Model Village (England) Spur I Tin Plate Spielzeugeisenbahn der Firma Märklin Die Nenngröße I ( …   Deutsch Wikipedia

  • Spur — Sf std. (8. Jh.), mhd. spür, spur f./n., ahd. spur n., mndd. spor, mndl. spor n Stammwort. Aus g. * spura n. Spur , auch in anord. spor, ae. spor n. Ableitung aus dem unter Sporn behandelten g. * spur na Vst. treten , also eigentlich Tritt .… …   Etymologisches Wörterbuch der deutschen sprache

  • Spur — Spur, Spurweite (gauge; écartement des rails; scartamento), die gegenseitige Entfernung der beiden zu einem Gleis gehörigen Schienenstränge senkrecht zwischen den Innenkanten der Schienenköpfe, u.zw. nach den T.V. 14 mm unter Schienenoberkante… …   Enzyklopädie des Eisenbahnwesens

  • spur — (n.) O.E. spura, spora (related to spurnan to kick, see SPURN (Cf. spurn)), from P.Gmc. *spuron (Cf. O.N. spori, M.Du. spore, Du. spoor, O.H.G. sporo, Ger. Sporn spur ), from PIE *spere ankle ( …   Etymology dictionary

  • Spur — Spur, v. t. [imp. & p. p. {Spurred} (sp[^u]rd); p. pr. & vb. n. {Spurring}.] 1. To prick with spurs; to incite to a more hasty pace; to urge or goad; as, to spur a horse. [1913 Webster] 2. To urge or encourage to action, or to a more vigorous… …   The Collaborative International Dictionary of English

  • Spur — Spur, v. i. To spur on one s horse; to travel with great expedition; to hasten; hence, to press forward in any pursuit. Now spurs the lated traveler. Shak. [1913 Webster] The Parthians shall be there, And, spurring from the fight, confess their… …   The Collaborative International Dictionary of English


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