How do you spell Designation

Available Definitions:
1)  n. - The act of designating; a pointing out or showing; indication.
2)  n. - Selection and appointment for a purpose; allotment; direction.
3)  n. - That which designates; a distinguishing mark or name; distinctive title; appellation.
4)  n. - Use or application; import; intention; signification, as of a word or phrase.