Drainage basin. Example of a drainage basin. The dashed line is the main water divide of the hydrographic basin. A drainage basin or catchment area is any area of land where precipitation collects and drains off into a common outlet, such as into a river, bay, or other body of water.
Word Origin and History for monochrome Expand. n. 1660s, painting or drawing done in different tints of a single color, from Greek monochromos of a single color, from monos single, alone (see mono-) + khroma (genitive khromatos) color, complexion, skin (see chroma). As an adjective from 1849. Photographic sense is recorded from 1940.
BananaStock/BananaStock/Getty Images. People over the age of 40 sometimes develop farsightedness, or presbyopia. Monovision is a treatment where the contact lens in the non-dominant eye is set for reading while the lens in the dominant eye is used for perceiving objects at a distance.hen both distance and near vision correction are needed, people who wear contact lenses have three options: multifocal contacts that change power from the bottom to the top of the lenses; reading glasses placed over lenses; and, the Monovision system. Other People Are Reading.