hardhead
See also: hard head
English
    
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A female Hardhead
Noun
    
hardhead (plural hardheads)
- One who is practical or hardheaded.
- A brown diving duck, Aythya australis, native to Australia.
- Any of certain saltwater sciaenid (Sciaenidae) fishes.
- Mylopharodon conocephalus of fresh waters in California.
- Any of several weeds in or formerly classified in the genus Centaurea, particularly Russian knapweed (Acroptilon repens).
- (metallurgy) Residual ore that failed to melt during a smelting process.
- (obsolete) Clash or collision of heads in contest.
- 1687, [John Dryden], “(please specify the page number)”, in The Hind and the Panther. A Poem, in Three Parts, 2nd edition, London: […] Jacob Tonson […], →OCLC:- Both play at hardhead till they break their brains
 
 
- (historical) A Scottish billon coin circulated in the reigns of Mary and James VI.
Derived terms
    
Translations
    
practical or harheaded person
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Aythya australis
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Further reading
    
 Aythya australis on  Wikispecies.Wikispecies Aythya australis on  Wikispecies.Wikispecies
 Sciaenidae on  Wikispecies.Wikispecies Sciaenidae on  Wikispecies.Wikispecies
 Centaurea on  Wikispecies.Wikispecies Centaurea on  Wikispecies.Wikispecies
 Acroptilon repens on  Wikispecies.Wikispecies Acroptilon repens on  Wikispecies.Wikispecies
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