The arguments of the symmetric relation, `is the father of', are noninterchangeable. From Wordnet, Princeton University.
Adjective : interchangeable symbols. ,an interchangeable part. From Dictionary.com.
The simplest tents have two interchangeable poles; more-complex designs have noninterchangeable poles. From Wordnik.com. [How To Buy & Sell just about Everything] Reference
LearnThatWord and the Open Dictionary of English are programs by LearnThat Foundation, a 501(c)3 nonprofit.
Questions? Feedback? We want to hear from you!
Email us
or click here for instant support.
Copyright © 2005 and after - LearnThat Foundation. Patents pending.