Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • abbreviation least significant digit
  • noun A crystalline compound, C20H25N3O, derived from lysergic acid and used as a powerful hallucinogenic drug.

from the GNU version of the Collaborative International Dictionary of English.

  • noun Acronym lysergic acid diethylamide, a powerful hallucinogenic drug.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • initialism Initialism of lysergic acid diethylamide.
  • initialism UK, Ireland, dated Initialism of £sd. (pounds, shillings, pence)
  • initialism Initialism of Lake Shore Drive. (It is a freeway in Chicago.)
  • initialism Initialism of Long Slow Distance. (It is a training method of long-distance running.)
  • initialism Initialism of Longshore Drift. ( It is the movement of sand down a beach in relation to wave direction.)
  • initialism geology Initialism of Longshore drift. (This is a geological process by which sediments move along a beach shore.)

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a powerful hallucinogenic drug manufactured from lysergic acid

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[l(y)s(ergic acid) d(iethylamide).]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Initialism from German Lysergsäurediethylamid.

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin libra solidus denarius.

from Wiktionary, Creative Commons Attribution/Share-Alike License

Other initialisms.

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Examples

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  • One wonders what the acid content of this strain of medicinal marijuana must be.

    January 15, 2010