diphyllicとは 意味・読み方・使い方

形容詞

diphyllic (comparative more diphyllic, superlative most diphyllic)

1. (chemistry) liking two substances, for example oil and water, surfactant.
   • 1989, Studia biophysica - Volumes 132-133, page 28:

     The following example of structure formation in polymer systems is microphase separation in solutions or melts of block-copolymers, аs well as of micelles, lamellae and of other structures in solutions of lipid-like diphyllic molecules.

2. (paleontology) Having two phylloid lobes.
   • 1933, The Geology of Texas - Issue 3701, Volume 3, page 308:

     The first lateral lobe is diphyllic, having two nearly equal-sized secondary lobes. The second lateral lobe is monophyllic having a single secondary lobe which lies on the side toward the venter.

   • 1962, José Idamor Corvalán, Early Mesozoic Biostratigraphy of the Westgate Area, page 152:

     The suture line is characterized by the presence of diphyllic saddles, a feature better developed on LS1 and LS2.

   • 1997, Graeme Roy Stevens, The Late Jurassic Ammonite Fauna of New Zealand, page 19:

     However as Dr W.J. Arkell observed in his MS notes the distinction between a diphyllic and tetraphyllic lateral saddle depends on the relative development of the small terminal folioles, which are liable to vary and change with growth.

3. (medicine) Containing tissue derived from two different germinal layers.
   • 1915, L. G. Gunn, “Carcinoma of the Prostate”, in Transactions of the Royal Academy of Medicine in Ireland, page 377:

     This led to the view that it is one of two things - viz., either a diphyllic teratoma or a true teratoma.

   • 1926, International Surgical Digest - Volumes 1-2, page 311:

     The most usual type is a solid tumor composed of soft, white, necrotic and hæmorrhagic tissue with a few cysts, or tiny lobules of cartilage; a thorough examination is necessary to prove a triphyllic or even a diphyllic structure.

   • 1937, George Hilaro Barlow, ‎James P. Babington, Guy's Hospital Reports - Volume 17; Volume 87, page 67:

     Indeed, it is doubtful if this be so much as "diphyllic", since all the epithelia can be regarded as ectodermal if not epidermal: salivary glands associated with sebaceous glands (Fig. 165) and hair follicles (Fig 164) are common enough in the dermoid skin, and stomodaeal and therefore ectodermal in somatic ontogeny;

関連する語

• monophyllic
• triphyllic
• tetraphyllic