celloidin

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English[edit]

Etymology[edit]

From cellulose + -oid + -in

Noun[edit]

celloidin (plural celloidins)

  1. (biology) A semisolid solution of pyroxylin in ether and alcohol. Used to embed specimens for microscopy before they are sectioned and placed on slides.
    • 1950, John Randal Baker, Cytological Technique[1], page 123:
      The celloidin will gradually change into a soft gel.
  2. A specimen embedded in celloidin.
    • 2006, Dolores Landy Bentham, “Fresh Air”, in Janet Weinberg editor, Still Going Strong[2], ISBN 0789028719, page 254:
      I will not cut the celloidins or check the bibliography for his book.

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