Meanings
plural luminols
- countableuncountablechemistryThe compound 5-amino-2,3-dihydro-1,4-phthalazinedione, which exhibits blue chemiluminescence when mixed with an appropriate oxidizing agent.
The board was fully supportive, Mr. McDevitt said, even when Mr. Wheeler needed to buy a gallon of cow’s blood and a supply of luminol, a blood-detection chemical.
2006 September 23, Jill P. Capuzzo, “Teaching Inspector Clouseau to Be Sherlock Holmes”, in The New York Times
present singular third person luminols · US participle present luminoling · UK participle present luminolling · US participle past luminoled · US past luminoled · UK participle past luminolled · UK past luminolled
- transitivecriminologyTo test or subject a sample or an individual to a luminol agent in order to locate traces of blood.
Luminoling of material can establish unequivocally that no blood is present.
1997, United States. Court of Military Appeals, West Publishing Company (contributors), West's Military Justice Reporter, volume 46, page 8605 more examples
For two nights Patterson, Frosch, and Nabors Luminoled the house, checking and re-checking the evidence they found.
1997, Patricia Springer, Flesh and Blood, page 105Perhaps the auto warrant had gone through and the vehicle was being raked and combed and vacuumed and luminoled in some forensic garage.
2000, Jonathan Kellerman, Dr. Death, An Alex Delaware Novel, page 314The crime scene unit was all over the apartment, photographing, luminoling, vacuuming, plucking with tweezers.
2004, John Lutz, Darker Than Night, page 13Lester brings the hard-shelled golf bag in and Grissom luminols the interior of the case. The whole case fluouresces briefly then immediately fades, indicating the insides were bleached.
2004, Mike Flaherty, Corinne Marrinan, Anthony E. Zuiker, CSI: Crime Scene Investigation Companion, page 201"You may not find it," McClure said. He answered Walt's puzzled expression by explaining," We luminoled her." He picked up a tube light from a workstation. "Get the lights," he said.
2007, Ridley Pearson, Killer Weekend, page 201
Origin
First use appears in 1934 in a paper by E. Huntress, L. Stanley, and A. Parker. The verbal form first appears c. 1997, although the exact date of its first appearance is uncertain.
Full word history & related roots →Translations
Chinese Mandarin 魯米諾 /鲁米诺
- 魯米諾 /鲁米诺 (lǔmǐnuò)chemical that exhibits blue chemiluminescence
Finnish luminoli
- luminolichemical that exhibits blue chemiluminescence
French luminol
- luminolchemical that exhibits blue chemiluminescence
German Luminol
- Luminolchemical that exhibits blue chemiluminescence
Italian luminol
- luminolchemical that exhibits blue chemiluminescence
Japanese ルミノール
- ルミノール (ruminōru)chemical that exhibits blue chemiluminescence
Korean 루미놀
- 루미놀 (ruminol)chemical that exhibits blue chemiluminescence
Polish luminol
- luminolchemical that exhibits blue chemiluminescence
Portuguese luminol
- luminolchemical that exhibits blue chemiluminescence
Russian люминол
- люминол (ljuminol)chemical that exhibits blue chemiluminescence
Spanish luminol
- luminolchemical that exhibits blue chemiluminescence
Turkish luminol
- luminolchemical that exhibits blue chemiluminescence
Rhymes & wordplay
Anagrams
Cite this entry
luminol. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/luminol
“luminol.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/luminol. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “luminol,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/luminol.
Source: luminol on Wiktionary, CC BY-SA 4.0.