Definition of umbilical
- the town's umbilical rail line
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'umbilical.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
What made you want to look up umbilical? Please tell us where you read or heard it (including the quote, if possible).
the quality or fact of being simultaneous
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