plural of dry valley

plural of closed cut valley

plural of closed-cut valley

The A465 trunk road in Wales, so-called for at least part of its length as it crosses the tops of the South Wales Valleys.

A flowering plant, Convallaria majalis, with richly fragrant pendant bells.

(slang) The porn industry of San Fernando Valley. / Misspelling of Silicon Valley.

(informal) Originally, the region of the San Francisco Bay Area in which there are a high number of industries producing silicon chips; later extended to mean the entire concentration of high-tech businesses in this area.

(pathology) Coccidioidomycosis, a mammalian fungal disease caused by Coccidioides immitis or Coccidioides posadasii.

(geology) A graben structure between two tectonic plates which are opening relative to each other. / (geology) A mid-oceanic ridge system with central valleys.

The waste produced by mountain top removal mining. So named because it is typically piled high in nearby valleys.