The Collaborative International Dictionary
Ametabolous
Ametabolic \A*met`a*bol"ic\, Ametabolous \Am`e*tab"o*lous\, a. (Zo["o]l.) Not undergoing any metamorphosis; as, ametabolic insects. Opposite of metabolic.
2. undergoing only slight metamorphosis
Wiktionary
ametabolous
a. (alternative form of ametabolic English)
WordNet
ametabolous
adj. undergoing slight or no metamorphosis [syn: ametabolic] [ant: metabolic]