Zone

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Zone

1. See: Free trade zone.

2. In marketing, an area that a single sales representative or team of sales representatives are assigned to cover. A sales representative whose zone is, for example, Oklahoma, is not allowed to try to sell products in Texas and vice versa. This helps prevents sales reps from competing with each other for commissions.
References in periodicals archive ?
22,24) The centrilobular nodules and ground-glass opacities may be diffuse or may involve mainly the upper or lower lung zones.
Similarly, redistributive reactions in response to aggravation of alveolar hypoxia took place in patients with normal PAPm at rest with increase of pulmonary flow in the upper and middle lung zones by 35.
Chest x-ray revealed bilateral patchy opacities in the lower lung zones, and CT of the chest showed intralobular septal thickening superimposed on ground-glass opacities consistent with crazy paving pattern (Figure 1).
20-22) Pulmonary LCH has characteristic radiologic findings on HRCT, including a unique combination of thin-walled cysts, nodules, and reticulations with a predilection for upper lung zones.
A chest X-ray (CXR) showed bilateral well-defined rounded opacities involving all the lung zones (Fig.