reduction
nounThe act or process of reducing.
nounThe result of reducing.
nounThe amount by which something is lessened or diminished.
nounA sauce that has been thickened or concentrated by boiling.
nounThe first meiotic division, in which the chromosome number is reduced.
nounA decrease in positive valence or an increase in negative valence by the gaining of electrons.
nounA reaction in which hydrogen is combined with a compound.
nounA reaction in which oxygen is removed from a compound.