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Rosehead

noun

Noun

1
The head or blossom of a rose.
"He's here, I've heard, day after day, following you round while you snip off roseheads."
2
A many-sided pyramidal head upon a nail.
"In the Fort Southwest Point collection, hand-wrought iron nails headed in the "rosehead" pattern account for a total of 3,549 specimens (38% of hand-wrought nails)."
3
A nail with that kind of head.
"The gadroon strips have been reset, their roseheads countersunk."
4
A circular or spherical nozzle or end to something that is perforated to allow the escape of liquid or gas.
"To this I attach a rosehead like that of an ordinary deggin-can, and have it placed, pointing upwards, directly underneath and near to my patient's nostrils."
5
A bur or gouge that has a spherical head and curled blades, resembling the curled petals of a rose.
"The rosehead is a most effective gouge for removing carious bone, as well as a very convenient instrument for enlarging cloacae to allow of an exploration for sequestra."

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6
A conical drillbit that has radiating blades.
"The rosehead bit has a series of cutters, nine in all, that radiate from the centre point."

From rose + head.

Unscramble this word: rosehead