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+@Section
+ @Title { "@Outline" }
+ @Tag { outline }
+@Begin
+@PP
+The @@Outline symbol
+outline.sym @Index { @@Outline symbol }
+causes all the words in the right parameter (which may be an
+arbitrary object) to be printed in outline, rather than filled as
+is usual. For example,
+@ID @Code @Verbatim { @Outline @Box 24p @Font HELP }
+produces
+@ID @Outline @Box 24p @Font HELP
+Outlining is part of the style information, in the same way as
+colour, font, underlining, and so forth. Outlining can be applied
+to any font likely to be used in practice. At the time of writing,
+there is no way to control the thickness of the outline, and
+@@Outline has no effect in PDF output. The size of outlined
+words is taken by Lout to be the same as if they had not been
+outlined, even though they are in reality slightly larger.
+@End @Section