eclectic method
- n making decisions on the basis of what seems best instead of following some single doctrine or style
echography
- n using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram); commonly used to observe fetal growth or study bodily organs
echolalia
- n an infant's repetition of sounds uttered by others
- n (psychiatry) mechanical and meaningless repetition of the words of another person (as in schizophrenia)
echolocation
- n determining the location of something by measuring the time it takes for an echo to return from it
echovirus
- n any of a group of viruses associated with various diseases including viral meningitis and mild respiratory disorders and diarrhea in newborn infants