6-month Elimination Period What Does A 6 Month Elimination Period For Dental Insurance/indemnity Plans/discount Plans Mean?

What does a 6 month elimination period for dental insurance/indemnity plans/discount plans mean? - 6-month elimination period

I am looking for a dental plan individual and I come across words I do not know. One is "waiting period of 6 months." I have no idea what that means. Please help.