home / medterms medical dictionary a-z list / protozoa definition Medical Definition of Protozoa Protozoa: A parasitic single-celled organism that can divide only within a host organism. For example, malaria is caused by the protozoa Plasmodium. What Kind of Doctor Do I Need?
Ilocos Region. The Ilocos Region is a region on the island of Luzon in the Philippines. Ilocos Region occupies the narrow plain between the Cordillera Central mountain range and the South China Sea. Ilocos Region Photos.
eastern United States, East - the region of the United States lying to the north of the Ohio River and to the east of the Mississippi River middle west, Midwest, midwestern United States - the north central region of the United States (sometimes called the heartland or the breadbasket of America)