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acrania

[ ā-krā′nē-ə, ə-krā′- ]

n.

Congenital absence of all or a part of the skull.

Other words from acrania

a•cra′ni•al adj.

Words nearby acrania

antithetical, antithrombin, antithrombotic, antitorque rotor, antitoxic, acrania, antitoxin unit, antitrade, antitrades, antitragus, antitranspirant

Example sentences from the Web for acrania

The skull-less animal lancelet, which is still living, affords a faint idea of the members of this group (acrania).

Was Man Created? |Henry A. Mott
Hence we may call it after the Acrania as well as after the Tangles.

The History of Creation, Vol. II (of 2) |Ernst Haeckel
It is absent as a distinct gland in the Acrania and Cyclostomata.

Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8 |Various