Meaning and Usage
The word 改良 (かいりょう) means "improvement" or "reform," often referring to making something better by modifying or upgrading it. It is commonly used in technical, product development, and environmental contexts.
Common Contexts
You will often see 改良 used when talking about machinery, products, or methods that have been enhanced to perform better or be more efficient. It implies a positive change that builds upon an existing state rather than a complete overhaul.
Collocations and Patterns
- 改良する: to improve or reform something
- 製品の改良: product improvement
- 技術の改良: technological improvement
- 環境に優しい改良: environmentally friendly improvement
Register and Nuance
改良 is a formal term often used in business, science, and technical fields. It is less common in casual conversation but useful when discussing improvements in a professional or academic setting.
Common Learner Mistake
Learners sometimes confuse 改良 with 改善 (かいぜん), which also means "improvement." 改良 often implies technical or material improvements, while 改善 is broader and can refer to improvements in processes or situations. Use 改良 when focusing on tangible upgrades or modifications.