1convey (a thought or feeling) in words or by gestures and conduct:he expressed complete satisfaction (
express oneself)
say what one thinks or means:with a diplomatic smile, she expressed herself more subtly Mathematics represent (a number, relation, or property) by a figure, symbol, or formula:constants can be expressed in terms of the Fourier transform
2press out (liquid or air): she must withdraw to express her milk in private
3 Genetics cause (an inherited characteristic or gene) to appear in a phenotype:the genes are expressed in a variety of cell lines
