Springing line of an arch

Springing line of an arch
Springing Spring"ing, n. 1. The act or process of one who, or that which, springs. [1913 Webster]

2. Growth; increase; also, that which springs up; a shoot; a plant. [1913 Webster]

Thou blessest the springing thereof. --Ps. lxv. 10. [1913 Webster]

{Springing line of an arch} (Arch.), the horizontal line drawn through the junction of the vertical face of the impost with the curve of the intrados; -- called also {spring of an arch}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Springing — Spring ing, n. 1. The act or process of one who, or that which, springs. [1913 Webster] 2. Growth; increase; also, that which springs up; a shoot; a plant. [1913 Webster] Thou blessest the springing thereof. Ps. lxv. 10. [1913 Webster] {Springing …   The Collaborative International Dictionary of English

  • Arch, Four-centred — ♦ Arch with curves struck from four centres, the two outer (lower) arcs struck from the springing line, the inner (upper) from below the springing line. In later work the upper arcs are represented by straight lines. (Wood, Margaret. The English… …   Medieval glossary

  • Arch, Stilted — ♦ Arch with springing line raised above the level of the imposts i.e. with upright masonry between the imposts and feet of the arch. (Wood, Margaret. The English Medieval House, 409) Related terms: Arch, Stilted Arch …   Medieval glossary

  • spring of an arch — Springing Spring ing, n. 1. The act or process of one who, or that which, springs. [1913 Webster] 2. Growth; increase; also, that which springs up; a shoot; a plant. [1913 Webster] Thou blessest the springing thereof. Ps. lxv. 10. [1913 Webster]… …   The Collaborative International Dictionary of English

  • arch — arch1 /ahrch/, n. 1. Archit. a. a curved masonry construction for spanning an opening, consisting of a number of wedgelike stones, bricks, or the like, set with the narrower side toward the opening in such a way that forces on the arch are… …   Universalium

  • Arch, Pointed — two centred arch, drop arch ♦ Arch struck from centres on the springing line. (Wood, Margaret. The English Medieval House, 409) Related terms: Arch, Drop, Pointed Arch …   Medieval glossary

  • Arch, Three-Centred — Elliptical arch ♦ Arch formed by three arcs, the middle (uppermost) struck from a centre below the springing line. (Wood, Margaret. The English Medieval House, 409) Related terms: Arch, Elliptical, Three Centred Arch …   Medieval glossary

  • Arch, Segmental-Pointed — ♦ A pointed arch struck from two centres below the springing line. (Wood, Margaret. The English Medieval House, 409) …   Medieval glossary

  • Arch, Semicircular — ♦ A single arc, forming half of a circle from the springing line. Common in the 11th and 12th centuries. (Wood, Margaret. The English Medieval House, 409) Related terms: Arch, Round …   Medieval glossary

  • Arch, Segmental — ♦ A single arc struck from a centre below the springing line. (Wood, Margaret. The English Medieval House, 409) …   Medieval glossary

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