12-Letter Nouns Containing IONI

Here's the list of all the 122 12-Letter Nouns Containing IONI 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 Nouns (with Definitions and Examples)
conditioning
1. a learning process in which an organism's behavior becomes dependent on the occurrence of a stimulus in its environment
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partitioning
1. an analysis into mutually exclusive categories
2. the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart
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receptionist
1. a secretary whose main duty is to answer the telephone and receive visitors
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nutritionist
1. a specialist in the study of nutrition
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abolitionist
1. a reformer who favors abolishing slavery
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12-Letter Nouns Containing IONI