a·the·o·ret·i·cal 
(ā′thē-ə-rĕtĭ-kəl)
(ā′thē-ə-rĕtĭ-kəl)adj.
Unrelated to or lacking a theoretical basis.
- disinform
- disinformant
- disinformation
- disinformer
- disingenuous
- disingenuously
- disingenuousness
- disinherit
- disinheritance
- disinhibit
- disinhibition
- disintegrate
- disintegration
- disintegrative
- disintegrator
- disinter
- disinterest
- disinterested
- disinterestedly
- disintermediation
- disinterment
- disintoxicate
- disintoxication
- disinvent
- disinvention