kratom

noun

kra·​tom ˈkrā-təm  ˈkra- 

1

: a psychoactive preparation that is composed of the crushed or powdered dried leaves of a yellow-flowered tropical tree (Mitragyna speciosa of the family Rubiaceae) of southeastern Asia and that is smoked or ingested orally (as in tea or capsules)

Note: Kratom contains the alkaloids mitragynine and 7-hydroxymitragynine which produce stimulatory effects at low doses and sedative and analgesic effects at high doses.

At lower dosages, kratom is a mood enhancer … . But at higher levels, it functions as a mini-opioid, causing drowsiness, calmness, and a level of euphoria.

—Peninsula Daily News (Port Angeles, Washington)

Information and data on the positive and negative effects of kratom are limited, and because of this, health officials have voiced concerns that it is largely unregulated.

—Bryce Dole

Traditional medicine utilizes kratom to deal with muscle pain, depression, fatigue, and other physical and mental health problems.

—Rishi Madan

The Food and Drug Administration does not view kratom as safe and has repeatedly warned against use of the substance, which has been marketed for pain relief, depression and anxiety.

—Blair Emerson

2

: the tree or leaves from which kratom is derived

As a society, we're now using other medications to control pain, while actively searching for more. Some consider kratom (Mitragyna speciosa), a tree native to Southeast Asia, to have potential in this respect.

—Robert Ashley

For centuries, kratom has been grown in African and Southeast Asia as an ingredient that locals can use in traditional medicine.

—The Daily Herald (Everett, Washington)

Examples of kratom in a Sentence

Recent Examples on the Web

There are podcasts, support groups and books dedicated to quitting kratom. —Lauren Fichten, CBS News, 2 Nov. 2024

The growing interest in natural performance enhancers like kratom and cannabis underscores the need for innovation and adaptation. —Joshua Adragna, Rolling Stone, 1 Oct. 2024

In other words, one kratom product could be more dangerous than another. —C. Michael White, The Conversation, 20 Feb. 2024

The Wonderland product also contained the active ingredient in kratom, the herbal substance known to cause opioid-like effects. —Nicholas Florko, STAT, 18 July 2024

Word History

Etymology

borrowed from Thai krathɔ̂:m

First Known Use

1926, in the meaning defined at sense 2

Medical Definition

kratom

noun

kra·​tom ˈkrāt-əm  ˈkrat- 

1

: a psychoactive preparation that is composed of the crushed or powdered dried leaves of a yellow-flowered tropical tree (Mitragyna speciosa of the family Rubiaceae) of southeastern Asia and that is smoked or ingested orally (as in tea or capsules)

Note: Kratom contains the alkaloids mitragynine and 7-hydroxymitragynine which produce stimulatory effects at low doses and sedative and analgesic effects at high doses.

In folk medicine, kratom has been used for its reported analgesic and euphoric effects, as well as for intestinal infections, diarrhea, and cough.

—Marc T. Swogger et al., Journal of Psychoactive Drugs

… there has been an increase in reported adverse effects associated with kratom, which prompted the Drug Enforcement Administration (DEA) to consider classifying kratom as a Schedule I drug, and the Food and Drug Administration (FDA) to warn consumers against its use.

—Sara Post et al., Clinical Toxicology

2

: the tree or leaves from which kratom is derived

Growing approximately 15 m tall, the kratom tree possesses relatively large, broad, glossy leaves that are oval shaped and dark green in color.

—Marcus L. Warner et al., International Journal of Legal Medicine