1. Of or relating to or occurring during the time just before menstruation

See also: menstruation

• gigabyte
• gigacycle
• gigacycle per second
• gigaelectron volt
• gigaflop
• gigahertz
• gigantic
• gigantically
• gigantism
• Gigartinaceae
• gigawatt
• gigayear
• giggle
• giggler
• giggly
• GIGO
• gigolo
• gigot
• gigue
• Gikuyu
• Gila
• Gila Desert
• Gila monster
• Gila River
• gilbert