Definition of metaldehyde in English:

metaldehyde

Line breaks: met|al¦de|hyde
Pronunciation: /mɪˈtaldɪhʌɪd
 
/

noun

[mass noun] Chemistry
A solid made by polymerizing acetaldehyde, used in slug pellets and as a fuel for portable stoves.
  • Chemical formula: C4H4O4(CH3)4
More example sentences
  • Slug pellets, based on metaldehyde, are cheap and effective.
  • Chemical slug pellets and baits that contain metaldehyde are widely available commercially, however label directions must be followed carefully.
  • Several bait formulations of metaldehyde are labeled for use on soybean for slug control.

Origin

mid 19th century: from meta- + aldehyde.

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