Dionysius Thrax 
(thrăks) fl. 100 BC.
(thrăks) fl. 100 BC. Greek grammarian who taught at Rhodes and Rome and wrote an influential synthesis of Greek grammar, the Art of Grammar.
- indescribableness
- indescribably
- indestructibility
- indestructible
- indestructibleness
- indestructibly
- in detail
- indeterminable
- indeterminably
- indeterminacy
- indeterminate
- indeterminately
- indeterminateness
- indetermination
- indeterminism
- indeterminist
- indeterministic
- index
- indexation
- index case
- indexer
- index finger
- index fossil
- index fund
- indexical