Coincidency vs Coincidence - What's the difference?

As nouns the difference between coincidency and coincidence

is that coincidency is while coincidence is .

(Webster 1913)

(en noun)

Of objects, the property of being coincident; occurring at the same time or place.

Of events, the appearance of a meaningful connection when there is none.

(analysis) A coincidence point.

A fixed point of a correspondence; a point of a variety corresponding to itself under a correspondence.

* (in analysis) coincidence point

* coincidence point * coincidence theory * index of coincidence * Lefschetz coincidence theorem