From [[w:|]][[Category: derivations|Menstrual]] menstruall < [[w:|]][[Category: derivations|Menstrual]] menstrualis < menstrua (“‘menses’”), from neuter plural of menstruus (“‘of a month, monthly, of menstruation’”) < mensis (“‘month’”) + -alis (“‘-al’”); see moon.
From [[w:|]][[Category: derivations|Menstrual]] menstruall < [[w:|]][[Category: derivations|Menstrual]] menstrualis < menstrua (“‘menses’”), from neuter plural of menstruus (“‘of a month, monthly, of menstruation’”) < mensis (“‘month’”) + -alis (“‘-al’”); see moon.