The phrase "ovulatory cycle" refers to a natural process that happens in female bodies. It is the monthly cycle during which an egg is released from the ovaries, and it usually occurs in preparation for pregnancy. Full definition
The evolutionary armistice: Attachment bonds moderate the function of ovulatory cycle adaptations. (pauleastwick.com)
Vitex increases progesterone levels by increasing LH (luteinizing hormone) levels, and it suppresses prolactin levels — the result is increased ovulatory cycles. (floliving.com)
Multiple eggs are stimulated to develop at once (as opposed to just one egg in a natural ovulatory cycle). (scientificamerican.com)