Dictionary.com
Thesaurus.com

menstrual

American  
[men-stroo-uhl, -struhl] / ˈmɛn stru əl, -strəl /

adjective

  1. of or relating to menstruation or to the menses.

  2. Archaic. monthly.


menstrual British  
/ ˈmɛnstrʊəl /

adjective

  1. of or relating to menstruation or the menses

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of menstrual

1350–1400; Middle English menstruall < Latin mēnstruālis having monthly courses, equivalent to mēnstru ( a ) monthly courses (noun use of neuter plural of mēnstruus monthly; mēnstr- ( see semester) + -uus adj. suffix, probably on the model of annuus annual ) + -ālis -al 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Her home experiment, which she and Johnson are broadcasting on social media, is aimed at mapping her biological data over the course of her menstrual cycle.

From The Wall Street Journal Jul. 13, 2026

But that sense of control evaporates as soon as Layla's period nears - the peak of her menstrual cycle.

From BBC Jul. 13, 2026

Players are also entitled to request absence from training or matches because of menstrual health reasons, while still receiving full pay.

From BBC Jun. 24, 2026

Some can track blood pressure and menstrual cycles.

From MarketWatch May 28, 2026

Regardless of the water’s source, for centuries people believed that it cured rheumatism’s stiff joints, as well as skin problems, respiratory illnesses, menstrual cramps, fevers, and so on.

From "Reaching for the Moon" by Katherine Johnson

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training