the process of making known one's thoughts or feelings.
his views found expression in his moral sermons
the look on someone's face that conveys a particular emotion.
a sad expression
a word or phrase, especially an idiomatic one, used to convey an idea.
nowhere is the expression “garbage in, garbage out” any truer
the production of something, especially by pressing or squeezing it out.
essential oils obtained by distillation or expression
the appearance in a phenotype of a characteristic or effect attributed to a particular gene.
These two genes are both thought to be very important in the expression of the malignant phenotype.