According to Dictionary.com it is defined as the element, part, substance, or process that reasons, thinks, feels, wills, perceives, judges which may be a catch-all to signify the totality of conscious and unconscious mental processes and activities in a human or any conscious being. Mind is conscious of self and it is set on an active mode when juxtaposed to another.
Animals become restive while another intrudes into their personal space. The distance which an animal marks safe also hitches its mind to a perception. Any violation would bring adequate response from it. Such perception works for both man and animal. A speeding vehicle coming towards us as though out of control immediately sets us to look to safety. We feel our physiology involuntarily taking control of us. The adrenalin rush in a manner of speaking ties us to space about us.
It also guides our preferences in the sports. Seeking thrill is one way of pumping dopamine into our brain, which hungers for it.
In our material presence we are an entity in the space as moon or a meteor. If a rogue meteor hits us it would not matter how far our personal space ought to be. Similarly such a question of personal space is out of place considering our thoughts, imagination have unlimited range. In order to give this infinite range from which we construct our thoughts we might give it a name Cosmic Mind.
Why we would need a Cosmic Mind? Experience of our race regardless of the age in which it occurred is bent and made part of our experience. It may be like a kangaroo word concealed in the direct experience or better still in our perception of it. Fight of flee? question of the Savannah is redundant in the adrenalin rush we feel while in our workplace we expect the axe to fall on us. Only that we have no place to run to as our ape-ancestor but get down to write a résumé and look for another job.
Time and Space coordinates of our physical presence in Cosmos is given 360 degrees so to speak so that experience of our past is a kind of net as well as foresight a guideline to go forward. The Cosmic Mind must cover the whole run.