構成要素(こうせいようそ)

こうせいようそ
noun
component; constituent element; building block
formalabstractscience
1. component; constituent element; building block
The individual elements that together make up a whole. Used across fields — grammar, chemistry, software, systems engineering, social theory — to refer to the parts of which something is composed.
重要(じゅうよう)な構成要素(こうせいようそ)。
An important component.
家族(かぞく)は社会(しゃかい)の基本的(きほんてき)な構成要素(こうせいようそ)だ。
The family is a fundamental component of society.
タンパク質(しつ)は生命(せいめい)の最(もっと)も重要(じゅうよう)な構成要素(こうせいようそ)の一(ひと)つである。
Proteins are one of the most important constituent elements of life.
このシステムは複数(ふくすう)の構成要素(こうせいようそ)から成(な)り立(た)っており、それぞれが特定(とくてい)の役割(やくわり)を担(にな)っている。
This system consists of multiple components, each of which plays a specific role.

Compound of 構成(こうせい) ('composition; structure') and 要素(ようそ) ('element; factor'). A set expression meaning 'the elements that make up the composition' — i.e., the parts of a whole.

Usage

Standard technical and academic vocabulary. Common across natural sciences, social sciences, engineering, and grammar. Often used with から成(な)り立(た)つ ('to be composed of') or から構成(こうせい)される ('to be constituted by').

Common collocations

Similar words

  • 要素(ようそ): element; factor — broader; can include abstract factors
  • 成分(せいぶん): ingredient; chemical component — specifically for substances, food, medicine
  • 部品(ぶひん): part; component part — physical parts of machines or products
  • コンポーネント: component — English loanword; used in IT and engineering
  • 構成(こうせい): composition; structure — the act or result of composing
  • 因子(いんし): factor — used in mathematics, statistics, genetics

Related Words

Compare: 成分(せいぶん) (ingredient)
Compare: 部品(ぶひん) (part)
general
Added 2026.4.15 5:26 · Revised 2026.9.2 13:02
23500/23795_kouseiyouso