The geological signature of the transition between the Cretaceous period and the Tertiary period 65.5 million years ago.This transition is marked worldwide by a layer of material that contains a high level of iridium.
The numerical value of K-T boundary in Chaldean Numerology is: 7
The numerical value of K-T boundary in Pythagorean Numerology is: 5
Sample Sentences & Example Usage
Arctic air settling in behind the boundary will make for a chilly end to the work week.
There is a boundary to men's passions when they act from feelings but none when they are under the influence of imagination.
Conquering any difficulty always gives one a secret joy, for it means pushing back a boundary-line and adding to one's liberty.
When trying to teach someone a boundary, they learn less from the enforcement of the boundary and more from the way the boundary was established.
We continue to be deeply concerned by the recent spate of increased violence along the working boundary and the line of control, it is profoundly in the interests of Pakistan and India to move this relationship forward.
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"K-T boundary." Definitions.net. STANDS4 LLC, 2017. Web. 27 Jul 2017. <http://www.definitions.net/definition/K-T boundary>.