hammerhead vs loggerhead what difference

what is difference between hammerhead and loggerhead

English

Wikispecies

Etymology

hammer +‎ head

Pronunciation

Noun

hammerhead (plural hammerheads)

1. The portion of a hammer containing the metal striking face (also including the claw or peen if so equipped).
2. (zoology) Any of various sharks of the genera Sphyrna or Zygaena having the eyes set on projections from the sides of the head, which gives it a hammer shape.
3. (zoology) A fresh-water fish; the hogsucker, Hypentelium nigricans, in the sucker family Catostomidae.
4. (zoology) An African fruit bat, the hammer-headed fruit bat, Hypsignathus monstrosus, so called from its large blunt nozzle.
5. (slang) A stupid person, a dunce.
   • 1960, P. G. Wodehouse, Jeeves in the Offing, chapter V:

     [The butler] joined us with a telegram for Bobbie on a salver. From her mother, I presumed, calling me some name which she had forgotten to insert in previous communications. Or, of course, possibly expressing once more her conviction that I was a guffin, which, I thought, having had time to ponder over it, would be something in the nature of a bohunkus or a hammerhead.

6. A turn-around; a parking area constructed in a subdivision for initial access and construction.
7. (biology) A kind of ribozyme; hammerhead ribozyme.

Synonyms

• (shark): hammerhead shark, hammer fish, balance fish

Translations

English

Etymology

From logger (“(dialectal) heavy wooden block secured to a horse’s leg to prevent it from straying”) +‎ head. Logger was apparently coined because its sound connotes a clumsy, heavy object; compare log (“trunk of a dead tree; bulky piece of wood”).

Pronunciation

• (Received Pronunciation) IPA^(key): /ˈlɒɡəhɛd/
• (General American) IPA^(key): /ˈlɔɡɚˌhɛd/, /ˈlɑ-/
• Hyphenation: log‧ger‧head

Noun

loggerhead (plural loggerheads)

1. (obsolete) A stupid person; a blockhead, a dolt.

   Synonyms: see Thesaurus:idiot
2. A metal tool consisting of a long rod with a bulbous end that is made hot in a fire, then plunged into some material (such as pitch or a liquid) to melt or heat it.
3. (nautical) A post on a whaling boat used to secure the harpoon rope.
4. (botany, Midlands, dialectal, often in the plural) A thistle-like flowering plant of the genus Centaurea, particularly the common knapweed (Centaurea nigra).
5. (zoology) Used as the name of various animals with large heads.
   1. The loggerhead duck or Falkland steamer duck (Tachyeres brachypterus; formerly Tachyeres cinereus), a species of steamer duck endemic to the Falkland Islands.

      Synonym: logger duck
   2. The loggerhead kingbird (Tyrannus caudifasciatus), a bird endemic to the Caribbean and West Indies.
   3. The rufous-tailed flycatcher (Myiarchus validus), a bird endemic to Jamaica.
   4. The loggerhead shrike (Lanius ludovicianus), a bird endemic to North America.
   5. The loggerhead musk turtle (Sternotherus minor), a large-headed turtle endemic to the United States.
   6. The loggerhead sea turtle or loggerhead turtle (Caretta caretta), an oceanic turtle found throughout the world.

Derived terms

• at loggerheads
• loggerheaded (adjective)

Translations

References

Further reading

• loggerhead (tool) on Wikipedia.Wikipedia
• loggerhead (disambiguation) on Wikipedia.Wikipedia

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