Signs of Infertility What exactly is infertility? The problems with either conceiving a child, or with carrying out the pregnancy to its eventual fruitful end, fall under the definition of infertility. Infertility is the incapability of an individual to become pregnant, in case of females, or the incapability to induce pregnancy, in case of the males. The inability of an individual to carry out a pregnancy to its full term is also dubbed infertility. How does one recognize infertility? What are the signs of infertility?