| INB | located within the hull or nearest the midline of a vessel or aircraft |
|---|---|
| INB | present at birth but not necessarily hereditary |
| INB | normally existing at birth |
| INB | any of a number of diseases in which an inherited defect (usually a missing or inadequate enzyme) results in an abnormality of metabolism |
| INB | an automatic instinctive unlearned reaction to a stimulus |
| INB | directed or moving inward or toward a center |
| INB | produced by inbreeding |
| INB | normally existing at birth |
| INB | the act of mating closely related individuals |
| INB | existing as an essential constituent or characteristic |