11-Letter Words Starting With OB

Here's the list of all the 86 11-Letter Words Starting With OB in the English Language.

The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.

Common Words (with Definitions and Examples)
observation
1. the act of making and recording a measurement
2. the act of observing; taking a patient look
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observatory
1. a building designed and equipped to observe astronomical phenomena
2. a structure commanding a wide view of its surroundings
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obstruction
1. any structure that makes progress difficult
2. the physical condition of blocking or filling a passage with an obstruction
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objectivity
1. judgment based on observable phenomena and uninfluenced by emotions or personal prejudices
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objectively
1. with objectivity
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11-Letter Words Starting With OB