polyphyodont
nounEtymology From Ancient Greek πολύς (polús, “many, much”) + φύω (phúō, “produce”) + ὀδόντος (odóntos) (genitive of ὀδούς (odoús, “tooth”)).
1
Any animal whose teeth are continuously replaced.
- Elephants and manatees are unusual among mammals because they are polyphyodonts. Most mammals are diphyodonts, replacing their teeth only once in their lives.