A reference to human speech components; such as, phoneme (a group of slightly different sounds which are all perceived to have the same function by speakers of the language or dialect in question) which is the smallest contrastive unit in the sound system of a language.

Speechome is not the same as other common biological -omes; such as, genome, proteome, and expressome in that it is not biological; but speechome shows the omics trend that is going on with biology and science in general.