amphipneustic
adjective
am·phi·pneus·tic
¦amfə¦n(y)üstik,
-ˌfip¦n-
1
of some amphibians : having both gills and lungs throughout life
2
of an insect larva : having the first and last pair of spiracles functional
Word History
Etymology
amphi- + Greek pneustikos of or for breathing, from (assumed) Greek pneustos (verbal of Greek pnein to breathe) + Greek -ikos -ic
First Known Use
1857, in the meaning defined at sense 1