英和和英

発音

名詞

hammerhead (plural hammerheads)

1. The portion of a hammer containing the metal striking face (also including the claw or peen if so equipped).

   Holonym: hammer

   Meronym: hammer face

   Comeronyms: handle, haft, helve

2. (zoology) Any organism with head shaped like that of a hammer:
   1. Any shark of the family Sphyrnidae, which only includes the genera Sphyrna and Zygaena, with eyes set on projections from the sides of the head.
   2. A hogsucker, a fresh-water fish of species Hypentelium nigricans, in the sucker family Catostomidae.
   3. A hammer-headed fruit bat, a fruit bat of species Hypsignathus monstrosus, with a large blunt nozzle.
   4. A hammerkop, a bird of species Scopus umbretta.
3. (slang) A stupid person, a dunce.
   • 1960, P. G. Wodehouse, chapter V, in Jeeves in the Offing:

     [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.

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

同意語

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

参考

• hammerkop
• hammerhead ribozyme
• hammerhead turn

参照

• hammerhead on Wikipedia.Wikipedia
• “hammerhead”, in OneLook Dictionary Search.
• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “hammerhead”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.