The receptivity of the endometrium to implantation.
D000818:Animals; D010064:Embryo Implantation; D004717:Endometrium / Q000502:physiology*; D005260:Female; D006801:Humans; D009374:Neoplasms, Experimental; D010063:Ovum; D014594:Uterine Neoplasms
ENDOMETRIUM/physiology; OVUM; UTERUS NEOPLASMS/experimental