/ob pir"euh fawrm'/, adj.
inversely pear-shaped; pear-shaped with the narrow end at the base.
[1865-75; OB- + PYRIFORM]

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Universalium. 2010.

Look at other dictionaries:

  • obpyriform — adj. [L. ob, inverse; pyrum, pear; forma, shape] Inversely pear shaped …   Dictionary of invertebrate zoology

  • obpyriform — adjective Having a shape that is in outline like that of a pear, with the base at the narrower end. On fertilization, the archegonia form obyriform calyptrae that are distinctly narrowed at base to form a stalk or peduncle; this does not occur in …   Wiktionary

  • obpyriform — ob·pyriform …   English syllables

  • obpyriform — (ˈ)äb+ adjective Etymology: ob + pyriform : inversely pyriform …   Useful english dictionary

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  • Pycnidium — A pycnidium (pl. pycnidia) is an asexual fruiting body produced by mitosporic fungi in the form order Sphaeropsidales (Deuteromycota, Coelomycetes). It is often spherical or inversely pearshaped (obpyriform) and its internal cavity is lined with… …   Wikipedia

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