Designating or relating to a natural method of birth control or family planning in which observations of the appearance and consistency of cervical mucus are used together with measurements of body temperature to identify a woman's fertile period.
Origin
1980s.
Definition of mucothermal in US English:
mucothermal
adjective
Designating or relating to a natural method of birth control or family planning in which observations of the appearance and consistency of cervical mucus are used together with measurements of body temperature to identify a woman's fertile period.