noun
stealthiness; concealment
Refers to the quality of being stealthy or hidden, often used in contexts like military operations, technology, or abstract discussions of secrecy.
この戦闘機は高い隠密性を備えている。
This fighter jet has high stealth capabilities.
隠密性を重視した設計になっている。
The design emphasizes concealment.
ステルス is a loanword often used for stealth technology, while 隠密性 is a more general Japanese term for stealthiness or concealment.
Compound of 隠密 (stealth, secrecy) and 性 (nature, quality). The exact historical derivation is uncertain, but the word follows a common pattern for forming abstract nouns.