垂直|すいちょくsuichoku[0]heiban (flat)

JLPT N2approx.Common
Definitions
  1. na-adjective, no-adjectivevertical
    ヘリコプターは垂直すいちょくに離陸りりくし、着陸ちゃくりくすることができる。↗
    A helicopter is able to take off and land straight up and down.
  2. na-adjective, no-adjectiveperpendicular
Conjugation
Plain form垂直(すいちょく)
Polite (desu)垂直です(すいちょくです)
Negative (dewa nai)垂直ではない(すいちょくではない)
polite (dewa arimasen)垂直ではありません(すいちょくではありません)
Past (datta)垂直だった(すいちょくだった)
Past negative (dewa nakatta)垂直ではなかった(すいちょくではなかった)
Te form (de)垂直で(すいちょくで)
Adverbial (ni)垂直に(すいちょくに)
Conditional (nara)垂直なら(すいちょくなら)

Common forms generated by rule; see the senses for honorific or irregular usage.

Synonyms & antonyms
  • Synonym鉛直えんちょくWrittenWritten/formal term for the direction of gravity, used in physics and measurement. 「垂直」 is broader: it also covers two lines or surfaces meeting at right angles.
  • Antonym水平すいへいNeutralRefers to being level and parallel with a water surface; the direct opposite of 「垂直」, which is straight up and down.

Use 「垂直」 for something straight up and down or for two lines meeting at right angles, as in 「垂直に立てる」. In physics and measurement, say 「鉛直」 for the gravity direction. The opposite of 「垂直」 is 「水平」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese definitions
  1. 上下じょうげに真まっすぐな様子ようす。天地てんちに沿そった方向ほうこう。
  2. 二ふたつの線せんや面めんが直角ちょっかくに交まじわっている様子ようす。
Kanji in this word
English equivalents
See also

JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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