Meaning of naphthyridine in English:

naphthyridine

Pronunciation /nafˈθɪrɪdiːn/ /napˈθɪrɪdiːn/

noun

Chemistry
  • Any of several isomers with the formula C ₈ H ₆ N ₂ whose structure is that of naphthalene with one carbon atom in each ring replaced by nitrogen; especially the 1,8-isomer.

Origin

1920s. From German Naphtyridin from Naphta + Pyridin, apparently with simplification of the resulting sequence of consonants -phtpyr-.