Found 2 items, similar to Ametabolous.
English → English (WordNet)
Definition: ametabolous
ametabolous
adj : undergoing slight or no metamorphosis [syn: 
ametabolic]
[ant: 
metabolic]
English → English (gcide)
Definition: 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.
[1913 Webster]
2. undergoing only slight metamorphosis
[WordNet 1.5]