non·in·va·sive 
(nŏn′ĭn-vāsĭv)
(nŏn′ĭn-vāsĭv)adj.
1. Not penetrating the body, as by incision or injection: noninvasive surgery.
2. Not invading healthy tissue: noninvasive cancer of the bladder.
- interfertility
- interfluve
- interfluvial
- intergalactic
- intergalactically
- intergenerational
- intergeneric
- intergenic
- interglacial
- intergovernmental
- intergovernmentally
- intergradation
- intergrade
- intergroup
- intergrowth
- interim
- interionic
- interior
- interior angle
- interior decoration
- interior decorator
- interior design
- interior designer
- interiority
- interiorize