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Webster 1913 Edition

Noun.

[

Omphalo-

+ Gr.

εἶδοσ

form.]

(Bot.)

The central part of the hilum of a seed, through which the nutrient vessels pass into the rhaphe or the chalaza; – called also

omphalodium

omphalode ‎(plural omphalodes)

(botany) The central part of the hilum of a seed, through which the nutrient vessels pass into the rhaphe or chalaza.