| luteal phase 
 
 the second half of the menstrual cycle after ovulation;
 the corpus luteum secretes progesterone which prepares the endometrium for the implantation of an embryo;
 if fertilization does not occur then menstrual flow begins
 • Syn:
 secretory phase
 • Hypernyms:
 phase, stage
 • Part Holonyms:
 menstrual cycle
 
 
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