umbilication

[uhm-bil-i-key-shuhn]

noun

1. a central navellike depression.

2. an umbilicate condition or formation.

Word History and Origins

Origin of umbilication¹

First recorded in 1870–75; umbilic(us) + -ation

Example Sentences

Empty cells becoming confluent, vesicular by incurvation of the circular margin, forming a deep and round umbilication.

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It is pea-sized and globular in shape; its umbilication has been usually quite removed by the complete filling of its chamber with distinctly purulent contents; it is often surrounded by a halo due to hyper�mia or exudation; and, the total number of individual lesions being then fairly determined, it is often closely set against its fellows, islets of unaffected integument having meantime become fewer and more contracted.

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This is sometimes termed a secondary umbilication.

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Umbilication rapidly occurs at the apex, and simultaneously their contents become lactescent and gradually sero-purulent.

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Decided elevation of bodily temperature, umbilication of symmetrically-disposed lesions, and a rapid involution of the disease point to varicella.

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