Meaning

adjective having teeth especially of a certain number or type; often used in combination

adjective notched like a saw with teeth pointing toward the apex

adjective having an irregularly notched or toothed margin as though gnawed

originEtymology tree Proto-Indo-European *h₃ed- Proto-Indo-European *-ónts Proto-Indo-European *h₃dónts Proto-Germanic *tanþs Proto-West Germanic *tanþ Old English tōþ Middle English toth English tooth English -ed English toothed From tooth + -ed.

Etymology from Wiktionary, CC BY-SA 3.0