gdb output dictionary.c

(gdb) n
106           strcpy(temp_word,new_node->word);
(gdb) p temp_word          // am i printing this right
$2 = "cat", '\000' <repeats 42 times>
(gdb) p new_node->word
$3 = '\000' <repeats 45 times>   // what does the $ represent  why does it say repeat 45 times
(gdb)