diphyodont
/ˈdɪfiəˌdɑnt/
adjective
- Having two successive sets of teeth (deciduous and permanent) during life, as in humans and most mammals.
- Most diphyodont animals lose their milk teeth as they mature.
- Humans are diphyodont, first growing baby teeth and then adult teeth.
- The diphyodont condition is common among mammals but not in reptiles.