pleiomericとは 意味・読み方・使い方

形容詞

pleiomeric ‎(not comparable)

1. (botany) Having more than the usual number or variety of structures.
   • 1925, Botanical Abstracts - Volume 14, page 62:

     Upon further changes these flowers became oligo- or pleiomeric.

   • 1970, Claude Wilson Wardlaw, Cellular Differentiation in Plants: And Other Essays, page 141:

     As for the many species and varieties of angiosperms, horticultural or natural, with their pleiomeric and meiomeric floral members, petaloid stamens, staminoid petals, carpelloid stamens, etc., it would be difficult to assert absolutely whether we were concerned with disorganizations or neo-organizations.

   • 1983, P. J. Faulks, Early Ancestry and Evolution of the Higher Plants, page 60:

     In the Celastrales and structurally similar Orders such as Rutales Malvales, Sapindales, the gynoecium appears, in different genera, to be either truly compound (connate ovaries derived from two または more female sporoclades) or falsely compound (expanded または pleiomeric derived from one female sporoclade only).

2. (biochemistry) Having large, asymmetric nucleotide formations.
   • 1983, Struther Arnott, R. Chandrasekaran, A.K. Banerjee, Rungen He, & J.K. Walker, “New wrinkles on polynucleotide duplexes”, in Journal of Biomolecular Structure and Dynamics, volume 1:

     The great variety of nucleotide conformations which occur in these large asymmetric units has prompted us to describe them as pleiomeric, a term used in botany to describe whorls having more than the usual number of structures.

   • 1985, Cambridge Scientific Biochemistry Abstracts: Nucleic acids:

     The morphological differences between this pleiomeric DNA polymer and closely-related, but more symmetrical allomorphs are just as great as those observed in short DNA fragments in crystals.

   • 2012, Yadav Anuj, Singh Sanjay Kumar, & Kumar Navneet, “Nutrientional and medicinal value of onion”, in Annals of Horticulture, volume 5:

     An American chemist has stated the pleiomeric chemicals in onions have the potential to alleviate or prevent sore throat.