ルミノールルミノールCommon wordFreq.FrequencyTop 100,000Meanings1nounluminolA chemical compound used in forensic science to detect trace amounts of blood; it emits a blue glow when it reacts with iron in hemoglobin.ルミノール反はん応のうで血けっ痕こんを検けん出しゅつする。Detect bloodstains using the luminol reaction.