Definitions

LSD

NOUN

lysergic acid diethylamide

Synonyms

STRONG

acid cubes dots drug hallucinogen microdots sunshine tabs

WEAK

California sunshine Lucy in the sky with diamonds Owsley Owsley's acid blotter acid blue heaven electric Kool-Aid instant Zen mellow yellows purple haze strawberry fields yellow sunshine

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Croatia's preventive vaccination, after EU approval, meant LSD was never reported in the country, despite outbreaks nearby in Serbia and Montenegro.

From Barron's • Dec. 17, 2025

The rapper was one of the biggest breakout stars of the 2010s, earning eight platinum singles in the US, including Wild For The Night, Everyday, LSD and A$AP Forever.

From BBC • Aug. 23, 2024

In the end, Mead appears not to have taken LSD.

From Slate • Feb. 10, 2024

Mr. Olson was working at Fort Detrick and was unwittingly drugged with LSD in a CIA mind-control experiment that ended with him falling to his death from a New York hotel window.

From Washington Times • Dec. 6, 2023

LSD, which causes blisters and reduces milk production, is a highly infectious viral disease affecting cattle and buffalo that is transmitted by insect biting but which does not pose a risk to humans.

From Reuters • Jul. 31, 2023