Diffusion (noun). the act of diffusing, or the state of being diffused; a spreading; extension; dissemination; circulation; dispersion. Diffusion (noun). the act of passing by osmosis through animal membranes, as in the distribution of poisons, gases, etc., through the body.
Learner's definition of EXCITEMENT. 1. [noncount] : a feeling of eager enthusiasm and interest : the state of being excited. Our excitement was building/growing/mounting as the end of the game approached. His hands shook with excitement. The child cried out in excitement.
From Longman Dictionary of Contemporary Englishexcitementexâ§citeâ§ment /ÉªkËsaÉªtmÉnt/ âââ S3 W3 noun 1 [uncountable]EXCITED the feeling of being excitedexcitement of the excitement of becoming a parentexcitement at The children were filled with excitement at the thought of visiting Disneyland.in the excitement/in your excitement In all the excitement ...