[Inkscape-translator] Doubts about wording in Inkscape-trunk

In lines ~10248-10254:

#: ../src/live_effects/lpe-measure-line.cpp:58 msgid "Helpline distance*" msgstr ""

#: ../src/live_effects/lpe-measure-line.cpp:58 msgid "Helpline distance" msgstr ""

#: ../src/live_effects/lpe-measure-line.cpp:59 msgid "Helpline overlap*" msgstr ""

#: ../src/live_effects/lpe-measure-line.cpp:59 msgid "Helpline overlap" msgstr ""

Never seen this concept of "Helpline" before, is this the same as "Guideline" ?

Best regards, Sveinn í Felli