Noun expansion has 3 senses
  1. expansion, enlargement - the act of increasing (something) in size or volume or quantity or scope
    --1 is a kind of increase, step-up
    Antonyms: contraction
    --1 has particulars:
     dilation, dilatation; distention, distension; stretching; inflation; magnification; extension
  2. expansion, enlargement, elaboration - a discussion that provides additional information
    --2 is a kind of discussion, treatment, discourse
    --2 has particulars: expatiation; embellishment, embroidery
    Derived form: verb expand6
  3. expansion, expanding upon - adding information or detail
    --3 is a kind of increase, step-up
    --3 has particulars:
     amplification, elaboration; annotation, annotating; supplementation, subjunction, subjoining
    Derived form: verb expand6
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