combustion Meaning, Definition & Usage

  1. noun a process in which a substance reacts with oxygen to give heat and light
    burning.
  2. noun a state of violent disturbance and excitement
    • combustion grew until revolt was unavoidable
  3. noun the act of burning something
    burning.
    • the burning of leaves was prohibited by a town ordinance

WordNet

Com*bus"tion noun
Etymology
L. combustio: cf. F. combustion.
Definitions
  1. The state of burning.
  2. (Chem.) The combination of a combustible with a supporter of combustion, producing heat, and sometimes both light and heat.
    Combustion results is common cases from the mutual chemical action and reaction of the combustible and the oxygen of the atmosphere, whereby a new compound is formed. Ure.
  3. Violent agitation; confusion; tumult. Obs.
    There [were] great combustions and divisions among the heads of the university. Mede.
    But say from whence this new combustion springs. Dryden.

Webster 1913