from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The condition of not having reached puberty.
from the GNU version of the Collaborative International Dictionary of English
- n. The condition of not having reached puberty, or the age of ability to reproduce one's species; lack of age at which the marriage contract can be legally entered into.
from The Century Dictionary and Cyclopedia
- n. The state of not having reached the age of puberty.
im- + puberty (Wiktionary)
Two arise from the physical incapacity of the subject: impuberty and impotency.