junsen
1. directrix
Noun
#105812
1. directrix
1. If/when standard/reference line
1. Wasn't a guide rail.; Wasn't a reference line.
1. Probably a guideline.; Probably an approximate line.
1. Guiding line; Reference line
1. Standard line; Reference line
1. Is not a guiding line.; Is not a reference line.
1. If the standard line; When the standard line
1. Was a standard line.; Was a reference line.
1. If/when standard line; If/when reference line