高こう度ど

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Common wordJLPTN2Freq.FrequencyTop 5,000

Meanings

Physical vertical distance above a reference point, often sea level. Used in geography, aviation, and everyday descriptions of high places.

na-adjective, noun which may take the genitive case particle 'no'

Describes a high degree of complexity, development, or quality. Common with nouns like 技術, 文明, 情報処理, and な-adjective use.

高こう度どを上あげるto gain altitude; to climb higher
飛ひ行こう機きは雲くもを避さけるために高こう度どを上あげた。
The plane gained altitude to avoid the clouds.
高こう度どな〈事こと〉highly advanced ~ (technology, technique, etc.)
この工こう場じょうでは高こう度どな技ぎ術じゅつが使つかわれている。
Highly advanced technology is used at this factory.
高こう度どを下さげるto lose altitude; to descend
着ちゃく陸りく前まえに飛ひ行こう機きは徐じょ々じょに高こう度どを下さげた。
Before landing, the plane gradually lost altitude.
高こう度どを保たもつto maintain a (given) altitude
パイロットは一いっ定ていの高こう度どを保たもって飛ひ行こうした。
The pilot flew while maintaining a constant altitude.

高たかさN1sense 1
高さ is the general word for height or tallness of any object, while 高度 specifically means altitude measured from a reference level such as sea level.
先せん進しん sense 2
先進 describes being at the cutting edge or leading, often for nations or industries, whereas 高度 stresses a high degree of sophistication or complexity itself.
高こう等とうN2sense 2
高等 means advanced or high-level, especially in education or rank, while 高度 more broadly describes a high degree of technical or intellectual complexity.
高こう水すい準じゅん
高度 also means a high level, but stresses sophistication or technical advancement rather than the measured standard implied by 高水準.

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ハイレベル
高度 emphasizes sophistication or complexity (高度な技術), whereas ハイレベル stresses overall rank or standard being high.
標ひょう高こう
標高 specifically refers to a fixed point's height above sea level, whereas 高度 more broadly means altitude, such as the height of an aircraft or object above the ground.

低てい空くう sense 1
低空 describes flying or being at a low altitude, the opposite of 高度 in the sense of altitude.
ベーシック
高度 describes something advanced or sophisticated, the opposite of ベーシック, which describes something simple and fundamental.

濃のう度どN2
濃度 means concentration (of a solution or substance), while 高度 means altitude or a high degree of advancement; learners sometimes confuse them because both end in 度 and sound similar.
海かい抜ばつN1
高度 refers broadly to altitude or height above a reference point (often used for aircraft or general height), whereas 海抜 specifically denotes elevation measured from sea level.
硬こう度ど
硬度 (hardness) and 高度 (altitude, highness) are pronounced identically but refer to completely unrelated properties.

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Compound of 高 (high) and 度 (degree). The altitude sense is a straightforward extension of 'high degree' to vertical measurement.