18-Letter Words Starting With I

Here's the list of all the 86 18-Letter Words Starting With I 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)
immunofluorescence
1. (immunology) a technique that uses antibodies linked to a fluorescent dye in order to study antigens in a sample of tissue
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interconnectedness
1. a state of being connected reciprocally
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18-Letter Words Starting With I