The antlers of a stag when used to make handles etc.(noun)
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Use "staghorn" in a sentence
"The coral was identified as staghorn, a species common to the Caribbean."
"The most notable involved the staghorn, a similar looking but quite different model."
"The once-dominant and nowESA threatenedAcropora cervicornisor staghorn coral was wiped out regionally in the 1980s by a disease and is functionally extinct in GQ as it is elsewhere in the Caribbean."