名詞 osmosis:

1. diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal

1. Learned French by osmosis while residing in Paris for15 years.
   居住在巴黎的十五年中已經潛移默化地學習了法語
2. Shrinkage or contraction of the protoplasm away from the wall of a living plant or bacterial cell, caused by loss of water through osmosis.
   胞質皺縮通過滲透作用由于缺水引起的活植細胞或細菌的細胞質的皺縮或收縮，并與細胞壁分離

os.mo.sis

n.（名詞）
【復數】 os.mo.ses[-sôz]

Diffusion of fluid through a semipermeable membrane until there is an equal concentration of fluid on both sides of the membrane.
滲透：液體通過一個半透膜進行的擴散，直到膜兩邊液體的濃度相同為止
The tendency of fluids to diffuse in such a manner.
滲透傾向：液體以此種方式擴散的傾向
A gradual, often unconscious process of assimilation or absorption:
滲透：一種漸進的經常是無意識的同化或吸收的過程：
例句：
learned French by osmosis while residing in Paris for 5 years.
居住在巴黎的十五年中已經潛移默化地學習了法語

來源：
From obsolete osmose
源自 廢語 osmose
from earlier endosmose
源自較早期 endosmose
from French
源自 法語
Greek endo- [endo-]
希臘語 endo- [前綴]
Greek ôsmos [thrust, push] from ôthein [to push]
希臘語 ôsmos [猛推，推] 源自 ôthein [推動]

【引伸】
osmot.ic
osmot.ically
adv.（副詞）