relaxin


re·lax·in

noun \ri-ˈlak-sən\

Definition of RELAXIN

:  a sex hormone of the corpus luteum that facilitates birth by causing relaxation of the pelvic ligaments

First Known Use of RELAXIN

1930

re·lax·in

noun \ri-ˈlak-sən\   (Medical Dictionary)

Medical Definition of RELAXIN

: a polypeptide sex hormone of the corpus luteum that facilitates birth by causing relaxation of the pelvic ligaments

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