Zero -zero in on a. to aim directly at (a target).b. to direct one's attention to; focus on.c. to converge on; close in on.d. zero out.e. to reduce to zero.f. to eliminate (a program, dept., or the like) by cutting its funding (thefreedictionary.com) Image by Gerd Altmann from Pixabay As I began writing this blog, I was surprised to see how many definitions of zero there are. The ones…