Definitions

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

  • n. A chemical plant growth regulator, C6H12N2O3, formerly used to increase the storage life of fruit, and currently used as a growth retardant for azaleas, chrysanthemums, and other plants.

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

  • n. a chemical sprayed on fruit trees to regulate their growth so the entire crop can be harvested at one time

Etymologies

d(imethyl) + amino- + (hydra)z(ine) + -ide.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • Consumers Union criticized the FDA for using antiquated and insensitive laboratory techniques that could not measure Alar below 500 parts per billion ppb, stating in Consumer Reports: "Looking for daminozide [Alar's a trade name] in apple juice with PAM II [the test method used by FDA] is like trying to catch speeders with a radar gun that doesn't work for speeds under 100 mph."

    Wendy Gordon: The True Alar Story III

  • The program was launched in 1990 to answer congressional concerns over the use of the chemical daminozide, or Alar, on apples.

    Cornucopia Institute

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