Noun instillation has 2 senses
  1. instillation, instillment, instilment - the introduction of a liquid (by pouring or injection) drop by drop
    --1 is a kind of insertion, introduction, intromission
    --1 has particulars: infusion
    Derived form: verb instill2
  2. instillation - a liquid that is instilled drop by drop
    --2 is a kind of
    liquid
    Derived form: verb instill2
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