noun
incomplete metamorphosis; hemimetabolism
Entomological term for development through egg, nymph, and adult stages without a pupal stage. Contrasts with 完全変態 (complete metamorphosis).
See also: 完全変態
バッタやトンボは不完全変態をする昆虫です。
Grasshoppers and dragonflies are insects that undergo incomplete metamorphosis.
完全変態 (complete metamorphosis) includes a pupal stage, while 不完全変態 does not.
Compound of 不完全 (incomplete) and 変態 (metamorphosis), a direct calque of the English term.