polar
UK/'pәulә/US
IELTSTOEFLGREB2
Definitions
adj.
Relating to the North or South Pole or the regions around them
极地的；两极的
adj.
Directly opposite in character or tendency
截然相反的；对立的
Root Breakdown
Root-derivedpolpolish, smooth (Latin polīre); also a homograph cluster from Greek (pole / sell / city)
+
-arrelating to, resembling
=polar
From Greek polos, the axis or pivot a sphere turns on — hence the Earth's poles. polar = 'relating to the poles.' By metaphor, two things at opposite ends of an axis are polar opposites. Note: this pol is the Greek 'axis,' not the Latin polīre 'polish' the slug is named for.
Common Collocations
- 1.polar opposite截然相反
- 2.polar ice cap极地冰盖
- 3.polar bear北极熊
- 4.polar vortex极地涡旋
Example Sentences
- 1.
Polar bears depend on sea ice to hunt for seals.
- 2.
The two candidates hold polar opposite views on tax.
- 3.
Scientists drilled deep into the polar ice to study old climates.