性質(せいしつ)

せいしつ
noun
nature, property, disposition
1. nature, character, disposition
The inherent or essential qualities of a person or thing.
彼(かれ)は優(やさ)しい性質(せいしつ)です。
He has a gentle nature.
性質(せいしつ)が穏(おだ)やかな人(ひと)が好(す)きです。
I like people with a calm disposition.
仕事(しごと)の性質上(せいしつじょう)、出張(しゅっちょう)が多(おお)いです。
Due to the nature of my work, I travel often.
性質上(せいしつじょう) = by the nature of
2. property, quality
The characteristics or attributes of a substance or object.
水(みず)の性質(せいしつ)を学(まな)ぶ。
To study the properties of water.
この物質(ぶっしつ)の性質(せいしつ)を調(しら)べています。
I'm investigating the properties of this substance.
この薬(くすり)には熱(ねつ)を下(さ)げる性質(せいしつ)があります。
This medicine has the property of reducing fever.

性質(せいしつ) refers to inherent nature or properties.

COMMON PATTERNS:

  • ～の性質(せいしつ) (the nature of ~)
  • 性質(せいしつ)上(じょう) (by nature, due to the nature of)
  • 性質(せいしつ)が良(よ)い/悪(わる)い (good/bad natured)

SIMILAR WORDS:

  • 性格(せいかく): personality (for people)
  • 性質(せいしつ): nature (people or things)
  • 特性(とくせい): characteristic, property (technical)
  • 気質(きしつ): temperament, disposition

Related Words

Synonym: 性格(せいかく) (personality (for people))
general
Added 2026.1.9 20:41 · Revised 2026.4.5 13:45
01500/01638_seishitsu