biplicity

名词 n.

英文释义

名词 n.
  1. The state of being twice folded; reduplication. uncountable
    — […]that certain characteristic properties of the bacterial flagellum can be imitated in a wire coil model. These properties are: (1) the arc which is visible frequently at the end of a flagellum (Figs. 10 and 11), and (2) the phenomenon of “biplicity,” that is, the sudden appearance of one-half the usual pitch (Fig. 12).
  2. Doubleness, the state of being double. uncountable
    — The integration and differentiation of vital function on the one hand, and the preparation and composition of food-material on the other hand form — as we will become fully aware further on — the two great divisions in the subject-matter of the science of organization, divisions corresponding to the fundamental biplicity of all advanced organization, its animal and its vegetative life.

词源

From Latin bi- (“twice”). Bailey (1736) suggests borrowing from Latin biplicitas, but this is not well attested. Compare duplicity, from Latin duplicare (“double”).
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