A patient "giving the O-sign" is very sick and lying with his mouth open.
Usage:
My patient was showing the o-sign after I completed his hemorrhoidectomy. Coincidentally, "O" is the same shape of the foam donut he'll be sitting on for the time being.
An obesogen is a chemical compound, foreign to the body, that can disrupt normal development or homeostasis (usually concerning metabolism and use of lipids, or fat) inducing obesity. Formally, they are a class of natural and synthetic chemicals known as endocrine-disrupting chemicals (EDCs). 'Obesogen' was originally coined by Bruce Blumberg, Ph.D. of the University of California, Irvine.
Usage:
You can reduce your exposure to pesticidal obesogens by going organic with the dirty dozen.
When a doctor or nurse discovers a potential problem with a patient and decides to pretend it's not there and hope it goes away.
Usage:
We opened him up and found a strange abscess. Given all the other complications we were dealing with, we decided that the ostrich treatment would be the best course of action.