赤 道(せきどう)

せきどう

noun

equator

1. equator

The imaginary line around the middle of the Earth, equidistant from the North and South Poles, dividing the Earth into Northern and Southern hemispheres.

赤道(せきどう)付近(ふきん)は暑(あつ)い。

It's hot near the equator.

赤道(せきどう)を越(こ)えると南半球(みなみはんきゅう)になる。

When you cross the equator, you enter the Southern Hemisphere.

エクアドルは赤道(せきどう)直下(ちょっか)にある国(くに)だ。

Ecuador is a country directly on the equator.

赤道(せきどう)付近(ふきん)では一年中(いちねんじゅう)気温(きおん)が高(たか)い。

Near the equator, temperatures are high all year round.

赤道(せきどう)は地球(ちきゅう)を北半球(きたはんきゅう)と南半球(みなみはんきゅう)に分(わ)ける線(せん)だ。

The equator is the line that divides the Earth into the Northern and Southern Hemispheres.

The 赤道(せきどう) is the line of 0° latitude that circles the Earth at its widest point. The name literally means 'red path' (赤(あか) = red, 道(みち) = road/path).

Geographical terms

北半球(きたはんきゅう): Northern Hemisphere
南半球(みなみはんきゅう): Southern Hemisphere
北緯(ほくい): north latitude
南緯(なんい): south latitude
赤道(せきどう)直下(ちょっか): directly on/under the equator

Climate zones

熱帯(ねったい): tropical zone (near the equator)
温帯(おんたい): temperate zone
寒帯(かんたい): frigid zone (polar regions)

Related Words

Related: 南半球(みなみはんきゅう) (Southern Hemisphere)

Related: 北半球(きたはんきゅう) (Northern Hemisphere)

Related: 子午線(しごせん) (meridian)

Related: 緯線(いせん) (line of latitude)

core

Added 2026.1.14 7:31 · Revised 2026.9.2 12:02

04000/04358_sekidou