1.   If she fixed her focus with enough concentration she could envisage the invisible barrier.

2.   They work by forming an invisible barrier to prevent water loss.

3.   Yet there was Orr, gliding along as if shielded by an invisible barrier as the Hawks sleep-skated sheeplike in his wake.

4.   She feels as if her success is being blocked by an invisible barrier.

5.   An invisible barrier put up between different departments in a financial organisation, preventing them from discussing matters which could give rise to a conflict of interest.

6.   As more and more women are seeking private employment, many complain that they are running into invisible barriers.

7.   A few of the dads had tagged along, but we moms just stood outside the door behind an invisible barrier of propriety.

8.   From that day on, the invisible barrier disappeared.

9.   Instead of being the focus of sympathetic cheers, wishing you well in your bid to overcome this invisible barrier, you are now Goliath against David.

10.   She described glass walls as the invisible barriers in the corporate culture that keep women from obtaining the jobs with line responsibility that lead to the executive suite.