By English standards, it is part of North America.
"Central America" may mean different things to different people in the world according to the context:
In English speaking countries, Central America is considered a region of the North American continent. Geopolitically, it usually comprises seven countries – Belize, Guatemala, El Salvador, Honduras, Nicaragua, Costa Rica, and Panama. Mexico, in whole or in part, is sometimes included. Some geographers include the five states of Campeche, Chiapas, Tabasco, Quintana Roo, and Yucatán, together representing 12.1% of the country's total area.
In Latin America, Iberia, and some other parts of Europe, the Americas are considered to be a single continent, and Central America is considered a region of this continent. In Ibero-America, the region is defined as seven nations – Belize, Guatemala, El Salvador, Honduras, Nicaragua, Costa Rica, and Panama – and may occasionally include Mexico's southernmost region. Geopolitically, Mexico is considered part of North America.
Occasionally, the term Central America is used synonymously with Middle America. Among some German geographers, Mittelamerika may be used to refer to the territories on the Central American isthmus.
In German, Zentralamerika may be used to refer to the territories on the Central American isthmus.
The UN geoscheme defines the region as all states of mainland North America south of the United States; conversely, the European Union excludes Belize and Mexico from its definition of the region."