名詞 puberty:

1. the time of life when sex glands become functional
   同義詞：pubescence

1. A young person who has undergone puberty but who has not reached full maturity; a teenager.
   青少年已經(jīng)歷青春發(fā)育期但未完全成熟的年輕人; 十幾歲的青少年
2. A type of schizophrenia, usually starting at puberty, characterized by foolish mannerisms, senseless laughter, delusions, hallucinations, and regressive behavior.
   青春期癡呆一種精神分裂癥，通常始發(fā)于青春期，其特征為舉止癡呆、傻笑、妄想、幻覺以及退化的舉止
3. Reaching or having reached puberty.
   快到或已經(jīng)到青春期的
4. A boy's voice cracks (ie becomes deeper) at puberty.
   男孩在青春期嗓音改變(聲音變粗).

pu.ber.ty

n.（名詞）
The stage of adolescence in which an individual becomes physiologically capable of sexual reproduction.
青春期：青少年階段，在生理上個人有能力進行有性繁殖
The approach to maturity:
達到成熟階段：
例句：
.Mankind will not reach puberty for another hundred thousand years.(René Dubos)
.就是再過十萬年，人類也不會成熟.(賴恩·杜伯斯)

來源：
Middle English puberte
中古英語 puberte
from Old French
源自 古法語
from Latin pôbert3s
源自 拉丁語 pôbert3s
from pôbôs pôber- [adult]
源自 pôbôs pôber- [成年的]

【引伸】
pu.bertal 或
pu.beral