round-headed
/ˌraʊndˈhɛdɪd/adjective
1Of a nail, screw, or bolt: having a rounded end or top.
2 Generally. Having a round, curved, or circular end or top.
3 Architecture. Of an arch, window, etc.: having a semicircular top.
4Of a tree or other plant: having a rounded form or crown, or a rounded flower or seed head.
- round-headed rampion noun a rampion, Phyteuma orbiculare, with heads of blue curved flowers, native to dry grassland, especially the chalk downs of southern England..
5Of an animal: having a rounded head.
6 Physical Anthropol. Designating a race or type of man characterized by a skull of rounded shape.
7Of a person: having short, closely cropped hair; specifically (British historical ) that is a Roundhead. Now rare.
Origin
Mid 16th century; earliest use found in Southampton Probate Inventories. From round + headed. In specific use in sense 4 after roundhead.