Extension-ladder
noun
1.
a ladder having two or more sections joined by a sliding mechanism that allows the ladder to be extended to the total length.
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language (Elk) A Scheme interpreter by Oliver Laumann [email protected] and Carsten Bormann [email protected] of the Technical University of Berlin. Elk was designed to be used as a general extension language. New types and primitive procedures can easily be added. It has first-class environments, dynamic-wind, fluid-let, macros, autoloading and a dump. It provides interfaces to Xlib, […]
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noun 1. a folding rule having a sliding part equal in length to one section so as to permit exact measurement of internal dimensions.
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- Extensity
[ik-sten-si-tee] /ɪkˈstɛn sɪ ti/ noun 1. the quality of having extension. 2. Psychology. the attribute of sensation from which the perception of spatial extension is developed. /ɪkˈstɛnsɪtɪ/ noun 1. (psychol) that part of sensory perception relating to the spatial aspect of objects 2. (rare) the condition of being extensive or extended