Circumference definition, the outer boundary, especially of a circular area; perimeter: the circumference of a circle. See more.

World-systems theory (also known as world-systems analysis or the world-systems perspective) is a post-Marxist multidisciplinary approach to world history and social change which emphasizes the world-system (and not nation states) as the primary (but not exclusive) unit of social analysis. "World-system" refers to the inter-regional and transnational division of labor, which divides the …

Jan 01, 2001 · Meanwhile, many historians working on the "Two-Thirds World" (a memorable phrase offered by Carol Gluck) have different concerns. 3 We still feel stranded at the discipline's periphery. Europeanists and Americanists still often view our work as contributing to knowledge of particular places rather than to broad debates.

Middle definition, equally distant from the extremes or outer limits; central: the middle point of a line; the middle singer in a trio. See more.

Define vision. vision synonyms, vision pronunciation, vision translation, English dictionary definition of vision. n. 1. a. The faculty of sight; eyesight: poor vision. ... peripheral vision - vision at the edges of the visual field using only the periphery of the retina. 3. vision - the perceptual experience of seeing; ...

I.H. Burnley, in International Encyclopedia of Human Geography, 2009 International migration patterns within colonial periods are briefly reviewed before focusing on movements of peoples across international borders in the nineteenth, twentieth, and early twenty-first centuries, after the evolution of the modern nation-state. Immigration is defined as in-movement of people across …

MedTerms medical dictionary is the medical terminology for MedicineNet.com. Our doctors define difficult medical language in easy-to-understand explanations of over 19,000 medical terms. MedTerms online medical dictionary provides quick access to hard-to-spell and often misspelled medical definitions through an extensive alphabetical listing.

Filtration is a process that removes particles from suspension in water. Removal takes place by a number of mechanisms that include straining, flocculation, sedimentation and surface capture. Filters can be categorised by the main method of capture, i.e. exclusion of particles at the surface of the filter media i.e. straining, or deposition within the media i.e. in-depth

Percussion 1- To define the boundaries of abd organs e.g upper and lower border of the liver, spleen, urinary bladder. 2- Detection of ascites” Shifting dullness. Fluid thrill. ... is elicited by pressing the swelling at center. The swelling containing fluid will be softer at the center than its periphery while solid swelling will be firmer ...

Jan 22, 2020 · Forced diffusion or expansion diffusion is the second method of cultural diffusion and takes place when one culture defeats another and forces its beliefs and customs onto the conquered people. An example of this would be when the Spanish took over lands in the Americas and later forced the original inhabitants to convert to Roman Catholicism in the 16th and 17th …