interference (redirected from ultrasound interference lines)

in·ter·fer·ence (ntr-fîrns)

n.

1. The variation of wave amplitude that occurs when waves of the same or nearly the same frequency come together.

2. The condition in which infection of a cell by one virus prevents superinfection by another virus.

3. The condition in which superinfection by a second virus prevents effects that would result from infection by either virus alone, even though both viruses persist.

---

interference

in virology, the inhibition of viral replication by the presence of other viruses. Most instances of viral interference are mediated by interferon (inf).

---

ultrasound interference lines

in ultrasonography, white lines across the image, usually caused by poor contact between the skin and transducer.