diff --git a/collects/drscheme/private/main.ss b/collects/drscheme/private/main.ss
index 60b1943265..df9699a5fa 100644
--- a/collects/drscheme/private/main.ss
+++ b/collects/drscheme/private/main.ss
@@ -298,6 +298,10 @@
                                        (or/c (cons/c string? string?) false/c)
                                        (cons "(define" "(define ...)"))
 
+(drscheme:language:register-capability 'drscheme:help-context-term
+                                       (or/c false/c string?)
+                                       "")
+
 (drscheme:language:register-capability 'drscheme:special:insert-fraction (flat-contract boolean?) #t)
 (drscheme:language:register-capability 'drscheme:special:insert-large-letters (flat-contract boolean?) #t)
 (drscheme:language:register-capability 'drscheme:special:insert-lambda (flat-contract boolean?) #t)
diff --git a/collects/drscheme/tool-lib.ss b/collects/drscheme/tool-lib.ss
index db0805f209..6225106e24 100644
--- a/collects/drscheme/tool-lib.ss
+++ b/collects/drscheme/tool-lib.ss
@@ -991,6 +991,12 @@ all of the names in the tools library, for use defining keybindings
               (cons "(define" "(define ...)")]{
            specifies the prefix that the define popup should look for and what
            label it should have, or @scheme[#f] if it should not appear at all}
+         @cap[drscheme:help-context-term (or/c false/c string?) #f]{
+           specifies a context query for documentation searches that are
+           initiated in this language, can be @scheme[#f] (no change to the
+           user's setting) or a string to be used as a context query (note: the
+           context is later maintained as a cookie, @scheme[""] is different
+           from @scheme[#f] in that it clears the stored context)}
          @cap[drscheme:special:insert-fraction boolean? #t]{
            determines if the insert fraction menu item in the special menu is
            visible}