(Greek > Latin: north, northern)

antiboreal (adjective) (not countable)
Pertaining to the southern hemisphere: Jack learned that some countries, like Australia and New Zealand, were antiboreal, while others, like Canada and the U.S.A. were considered to be boreal.
Aurora Borealis, Aurorae Borealis, northern lights
An aurora, or northern dawn, that occurs in the northern regions, or the North Pole, of the earth.
boreal (adjective), more boreal, most boreal
Pertaining to something in or from the north; northern: The Roberts lived in a boreal region with snowy winters and a rather short summer.
borealization (s) (noun) (no pl)
In ecology, the naturalisation of plants growing in more northern areas: An example of borealization is the adaption of the common coniferous forests in northern regions.
circumboreal (adjective), more circumboreal, most circumboreal
Relating to the distribution of or occurring primarily around the boreal regions of North America and Eurasia; In her biology class, Virginia learned about circumboreal species of plants that thrived only in the Northern Hemisphere. .
Disease arising from the consumption of too much food.
In Greek mythology, a group of people who the ancient Greeks believed lived in a warm and sunny land north of the source of the north wind.
subboreal (adjective), more subboreal, most subboreal
1. Extremely cold, a biogeographic zone in which the climatic condition approaches that of the north but with lower temperatures.

A reference to a region that has a northern climate, with colder winters.

2. Etymology: from Latin borealis, which came from boreas, "north wind"; from Greek Boreas, "god of the north wind".