1640s, from Latin disseminationem (nominative disseminatio) "a scattering of seed, a sowing," noun of action from past participle stem of disseminare (see disseminate). Or perhaps a native noun formation from disseminate.
权威例句
1. He promoted the dissemination of scientific ideas.
他推动了科学观念的传播。
2. The dissemination of error does people great harm.
谬种流传,误人不浅.
3. He was fully bent upon the dissemination of Chinese culture all over the world.
他一心致力于向全世界传播中国文化.
4. Disease and coincident dissemination of virus may occur to produce an epidemic.
本病及同时传播着的病毒即可引起一次流行.
5. Haematogenous dissemination of metastases is less common.