b : a feeling of nervousness, excitement, or fear that is created in a movie, book, etc. 1  The dramatic tension was very satisfying. 2  The author resolves the tension too soon.
You should know, however, that brushing your teeth after eating can sometimes affect your tooth enamel. According to the Mayo Clinic, if you've consumed anything acidic, you should avoid brushing your teeth for at least 30 minutes. Foods containing citric acid, like oranges, grapefruits and lemons, weaken tooth enamel. Brushing too soon after eating them can damage the enamel in its weakened state.
With a regular dental cleaning, you can go ahead and eat after the cleaning, unless you also received a fluoride treatment. If you received a fluoride treatment, you should wait 30 minutes before eating. The fluoride needs time for the treatment to take effect and for the fluoride to be absorbed into the teeth.