formaldehyde
1. [ noun ] (chemistry) a colorless poisonous gas; made by the oxidation of methanol
Synonyms: methanal
Related terms: gas compound aldehyde
Similar spelling:   formalize
  formality
  formalise
  formal_garden
  formalized
  formalised
  formlessly
  formalwear
  formalness
  formalities
  form_letter