galactography

== English == === Etymology 1 === From galacto- (“milk-related”) +‎ -graphy (“something written or represented”). Circa 1930s. ==== Noun ==== galactography (plural galactographies) (medicine) A type of x-ray examination used to evaluate breast fluid. ===== Synonyms ===== ductography ===== Hypernyms ===== mammography ===== Related terms ===== ductogram galactogram === Etymology 2 === Either galactic +‎ -graphy or blend of galactic +‎ geography. Coined by American science fiction author Isaac Asimov in 1950 in the final installment of the novella "...And Now You Don't" (collected as part of Second Foundation). ==== Noun ==== galactography (uncountable) (science fiction) The science of charting and mapping galaxies. ===== Derived terms ===== galactographer galactographic === References === Jeff Prucher, editor (2007), “galactography”, in Brave New Words: The Oxford Dictionary of Science Fiction, Oxford, Oxfordshire; New York, N.Y.: Oxford University Press, →ISBN, page 75. Jesse Sheidlower, editor (2001–2026), “galactography n.”, in Historical Dictionary of Science Fiction.