Europe >.<    Geographically, the border between Asia and Europe is the  Bosphorus, a strait of water that joins the Mediterranean Sea to  the Black Sea. This runs riâ¦ght through the city of Istanbul.  Therefore, both Istanbul and the whole nation of Turkey are both in  Asia and Europe.
Spir, or spiro, is Latin and is defined as to breathe, or is Greek and is defined as spiral. 1  An example of spir used as a prefix is in the word spirograph which means a chart regarding airflow. 2  An example of spir used as a prefix is in the word spirillum which means a bacteria with a twisted cell body.
Best Answer: The word radical means root. (Look up radical in a dictionary.) Square roots. cube roots, any root expressed with the â symbol. A fraction is not a radical, but a fraction may contain a radical.adical the root of a quantity as indicated by a square root on a calculator (aka) the radical sign.a number(the index) placed to the left of the sign e.g third root. fourth root. if there is no number the root is a square root. Source(s): dictionary of mathematics.