We say a termite (masculine name) and not a termite (common error).
Termites are sometimes nicknamed white ants, but be careful, they should not be confused with Carpenter Ant Control, pharaohs or pavement ants which are totally different. Termites are also distant cousins of the termite family. leaf, hence their belonging to the order of blattoptères.
They are found everywhere, mainly in tropical areas but also in the United States and southern Canada.