non-Eu·clid·e·an 
(nŏn′y-klĭdē-ən)
(nŏn′y-klĭdē-ən)adj.
Of, relating to, or being any of several modern geometries that are not based on the postulates of Euclid.
- terrene
- terreplein
- terrestrial
- terrestrially
- terrestrialness
- terrestrial planet
- terrestrial radiation
- terret
- terre-verte
- terrible
- terribleness
- terribly
- terricolous
- terrier
- terrific
- terrifically
- terrify
- terrigenous
- terrine
- territorial
- territorialism
- territorialist
- territoriality
- territorialization
- territorialize