- helical rib
- helical rib Schrägrippe f
English-German dictionary of Architecture and Construction. 2013.
English-German dictionary of Architecture and Construction. 2013.
screw thread — noun the raised helical rib going around a screw • Syn: ↑thread • Hypernyms: ↑rib • Part Holonyms: ↑screw * * * noun 1. : the projecting helical rib … Useful english dictionary
screw — screwable, adj. screwer, n. screwless, adj. screwlike, adj. /skrooh/, n. 1. a metal fastener having a tapered shank with a helical thread, and topped with a slotted head, driven into wood or the like by rotating, esp. by means of a screwdriver. 2 … Universalium
screw thread — noun Date: circa 1812 1. the projecting helical rib of a screw 2. one complete turn of a screw thread … New Collegiate Dictionary
thread — I. noun Etymology: Middle English thred, from Old English thrǣd; akin to Old High German drāt wire, Old English thrāwan to cause to twist or turn more at throw Date: before 12th century 1. a. a filament, a group of filaments twisted together, or… … New Collegiate Dictionary
Otoplasty — Otoplasty: the pre operative front aspect (left), and the post operative front aspect (right) of an infantile otopexy (ear pinback) correction to a girl. Otoplasty (Greek ōtoûs, ear + plassein, to shape) denotes the surgical and non surgical… … Wikipedia
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
Skew arch — A skew arch (also known as an oblique arch) is a method of construction that enables an arch bridge to span an obstacle at some angle other than a right angle. This results in the faces of the arch not being perpendicular to its abutments and its … Wikipedia
groove — A narrow, elongate depression or furrow on any surface. SEE ALSO: sulcus. alveolobuccal g. the upper and lower half of the buccal vestibule on each side. SYN: alveolobuccal sulcus, gingivobuccal g., gingivobuccal sulcus. alveololabial g. 1. the… … Medical dictionary
hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… … Universalium
Kidney stone — Classification and external resources … Wikipedia
Screw — This article is about the fastener. For other uses, see Screw (disambiguation). Screws come in a variety of shapes and sizes for different purposes. U.S. quarter coin (diameter 24 mm) shown for scale. A screw, or bolt, is a type of fastener… … Wikipedia