arcto-, arct- +
(Greek: of the bear, bear [the animal]; or the north, northern)
arctic haze, Arctic haze
1. A condition in which visibility in the air is reduced in horizontal and slant directions but remains unimpeded vertically; encountered by aircraft over arctic regions.
2. A smog-like layer of haze observed in the Arctic atmosphere at certain times of the year, of unknown origin but thought to be caused by the transport of industrial pollutants from lower latitudes.
2. A smog-like layer of haze observed in the Arctic atmosphere at certain times of the year, of unknown origin but thought to be caused by the transport of industrial pollutants from lower latitudes.
arctic high, arctic anticyclone, polar anticyclone, polar high
A weak high appearing on mean charts of sea-level pressure over the Arctic Basin during late spring, summer, and early autumn.
Arctic Intermediate Water
The relatively small intermediate water masses of the North Pacific and North Atlantic, respectively located north of a line between the Aleutian Islands and Japan and north of a line between Iceland and Labrador.
arctic mist
A light ice fog that appears as a mist of ice crystals.
Arctic National Wildlife Refuge, ANWR
A vast area of land (more than 19 million acres) in northeastern Alaska that is designated by the U.S. as a wildlife sanctuary.
The Arctic National Wildlife Refuge, or ANWR, is currently a focus of debate between those who argue that the entire area should be maintained as wilderness and those who argue that a portion of it (the Coastal Plain) should be opened to oil and gas explorations and production.
arctic pack, polar ice
Any sea ice that is more than one year old and more than three meters thick.
arctic sea smoke
A steam fog rising from areas of open water within sea ice.
arctic smoke, steam fog, steam mist
A fog that forms when water vapor mixes with air that is much colder than the vapor's source, as when very cold air drifts across warm water.
Arctic, arctic
1. When capitalized as Arctic, it means the region that lies around the North Pole, inside the Arctic Circle; usually, regarded as including all areas within the Arctic Circle or all areas north of the tree line which includes the northernmost parts of Alaska, Canada, Scandinavia, and the Soviet Union, as well as Greenland.
2. When spelled as arctic, it refers to being extremely cold or found in, coming from, or associated with this region.
2. When spelled as arctic, it refers to being extremely cold or found in, coming from, or associated with this region.
Most compound entries using this term may be spelled either as Arctic or arctic.
arctic-alpine
A description of areas above the timberline in mountainous northern regions.
arctician
Someone who is skilled in navigating the arctic regions.
1. A biogeographical and zoogeographical area, or division, comprising the Holarctic: The Arctogaea includes the Nearctic, Palaearctic, and the Oriental and Ethiopian regions.
2. Etymology: Greek Arktos, "Great Bear" plus gaia, "earth".
2. Etymology: Greek Arktos, "Great Bear" plus gaia, "earth".
Other forms include: Arctogaean, Arctogean, Arctogaeal, Arctogeal, Arctogaeic, and Arctogeic.
Arctogea
The zoogeographical area including the Palaearctic, Nearctic, Ethiopian, and Oriental regions.
arctogeal (adjective), more arctogeal, most arctogeal
Referring to arctic area or region: When reading her book, Lynn found out that certain fauna, like the polar bear and the arctic-fox, were andimals that lived in the <)>arctogeal lands.
arctoid
Like or similar to a bear.
