noun, noun which may take the genitive case particle 'no'
painless; pain-free
Describes medical procedures, treatments, or conditions that involve no physical pain. Often used in compound terms like 無痛分娩 (painless childbirth) or 無痛注射 (painless injection).
この歯科医院では無痛治療を行っています。
This dental clinic offers painless treatment.
無痛分娩を希望する妊婦が増えている。
More pregnant women are requesting painless childbirth.