--- cci/usr/src/man/man1/cat.1	2019/07/28 12:24:19	1.1
+++ cci/usr/src/man/man1/cat.1	2019/07/28 12:26:52	1.1.1.2
@@ -1,7 +1,7 @@
 .TH CAT 1 "18 January 1983"
 .UC 4
 .SH NAME
-cat \- catenate and print
+cat \- concatenate and print
 .SH SYNOPSIS
 .B cat
 [
@@ -31,9 +31,13 @@ cat file1 file2 >file3
 .PP
 concatenates the first two files and places the result on the third.
 .PP
-If no input file is given, or if the argument `\-' is encountered,
-.I cat
-reads from the standard input file.
+If the
+.I file
+is omitted or supplied as '\-', then the standard input is used. A file name of '\-' may also be used in a series of file names, as in:
+.PP
+.ti+15n
+ cat -n filename1 - filename2. 
+.PP
 Output is buffered in 1024-byte blocks unless the standard
 output is a terminal, in which case it is line buffered.  The
 .B \-u
@@ -50,7 +54,7 @@ option omits the line numbers from blank
 .PP
 The
 .B \-s
-option crushes out multiple adjacent empty lines so that the
+option deletes adjacent empty lines so that the
 output is displayed single spaced.
 .PP
 The