diff --git a/docs/dj.1 b/docs/dj.1
index ea73a75..d4c5053 100644
--- a/docs/dj.1
+++ b/docs/dj.1
@@ -43,6 +43,17 @@ dj
 .B output offset
 .R ])
 .\"
+.SH DESCRIPTION
+
+Perform precise read and write operations on files. This utility is useful for
+reading and writing binary data to and from disks, hence the name.
+
+This manual page uses the terms \(lqskip\(rq and \(lqseek\(rq to refer to moving
+to a specified byte by index in the input and output of the program
+respectively. This language is inherited from the
+.BR dd (1p)
+utility and is used here to decrease ambiguity.
+.\"
 .SH OPTIONS
 
 .IP \fB-i\fP
@@ -61,7 +72,7 @@ Does the same as
 .B -b
 but for the output buffer.
 .IP \fB-S\fP
-Skips a number of bytes through the output before starting to write from
+Seeks a number of bytes through the output before starting to write from
 the input. If the output is a stream, null characters are printed.
 .IP \fB-a\fP
 Accepts a single literal byte with which input buffer is padded in the event
@@ -86,6 +97,7 @@ Retries failed reads once more before exiting.
 .IP \fB-q\fP
 Suppresses error messages which print when a read or write is partial or
 empty. Each invocation decrements the debug level of the program.
+.\"
 .SH STANDARD INPUT
 
 The standard input shall be used as an input if no inputs are specified or if