English
tridental
From trident + -al.
Formed from trident + -al
Proto-Indo-European *h₃ed- ‘to bite’
Proto-Indo-European *h₃dónts ‘tooth’
Proto-Italic *dents ‘tooth’
Latin dēns ‘tooth’
Latin tridēns ‘trident, a three-tined spear’
English trident
Today it means
adj Having three prongs or tines.
Language periods are conventional ranges, not dates for this word.
Etymograph / tridental