calcarine sulcus
| bevel gear | <mechanics> A kind of gear in which the two wheels working together lie in different planes, and have their teeth cut at right angles to the surfaces of two cones whose apices coincide with the point where the axes of the wheels would meet. Source: Websters Dictionary (01 Mar 1998) |
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| gear | 1. Clothing; garments; ornaments. "Array thyself in thy most gorgeous gear." (Spenser) 2. Goods; property; household stuff. "Homely gear and common ware." (Robynson (More's Utopia)) 3. Whatever is prepared for use or wear; manufactured stuff or material. "Clad in a vesture of unknown gear." (Spenser) 4. The harness of horses or cattle; trapping. 5. Warlike accouterments. 6. Manner; custom; behavior. 7. Business matters; affairs; concern. "Thus go they both together to their gear." (Spenser) 8. <mechanics> A toothed wheel, or cogwheel; as, a spur gear, or a bevel gear; also, toothed wheels, collectively. An apparatus for performing a special function; gearing; as, the feed gear of a lathe. Engagement of parts with each other; as, in gear; out of gear. 9. Anything worthless; stuff; nonsense; rubbish. "That servant of his that confessed and uttered this gear was an honest man." (Latimer) Bever gear. See Bevel gear. Core gear, a mortise gear, or its skeleton. See Mortise wheel, under Mortise. Expansion gear, to connect or disconnect (wheelwork or couplings, etc); to put in, or out of, working relation. Origin: OE. Gere, ger, AS. Gearwe clothing, adornment, armor, fr. Gearo, gearu, ready, yare; akin to OHG. Garawi, garwi ornament, dress. See Yare, and cf. Garb dress. Source: Websters Dictionary (01 Mar 1998) |
| calcaneal spur | <orthopaedics> A heel spur, bony growth off of the calcaneous often resulting in recurrent heel pain. (07 Nov 1997) |
| Morand's spur | 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. Synonym: Haller's unguis, hippocampus minor, minor hippocampus, Morand's spur, unguis avis. (05 Mar 2000) |
| heel spur syndrome | <syndrome> A condition where the plantar fascia becomes inflamed at the region of a bony spur or growth off the calcaneous bone (heel). Common symptoms include foot pain that is exacerbated by activity. (27 Sep 1997) |
| scleral spur | A ridge of the sclera at the internal scleral sulcus from which ciliary muscle fibres take origin. Synonym: scleral roll. Vascular spur, partial septum between vessels (arteries and veins) at the level of fusion or branching at acute angle. See: calcar. (05 Mar 2000) |
| spur | <botany> A tubular pouch at the base of a perianth part, often containing nectar. (04 Mar 1998) |
| spur-shell | <zoology> Any one of several species of handsome gastropod shells of the genus Trochus, or Imperator. The shell is conical, with the margin toothed somewhat like the rowel of a spur. Source: Websters Dictionary (01 Mar 1998) |
| spur-winged | <zoology> Having one or more spurs on the bend of the wings. Spur-winged goose, an Old World plover (Hoplopterus spinosus) having a sharp spur on the bend of the wing. It inhabits Northern Africa and the adjacent parts of Asia and Europe. Source: Websters Dictionary (01 Mar 1998) |
| spur gear | gear wheels that mesh in the same plane |
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