ABSTRACT
The terms ‘articulation’ and ‘to articulate’ suggest a stratification of meaning which must not be forgotten when approaching its deviations. The source of these words is the Indo-German root AR, ‘to fit,’ ‘to join,’ whence its use in talking of the junction between two bones, or parts of a plant; finally, it has become a term for the motor function whereby words, having been formulated, are converted into sounds. In discussing the development of normal speech and also its retardation speech therapist have seen that the production of ‘speech-sounds’ is, at first, an integration of sounds which originate ‘at random’ being noises accompanying vegetative responses of the organs of respiration and digestion. One can agree with Stopa in that an inarticulate sound cannot be used in normal speech, because it does not accomplish the psychological principle of a speech-sound, viz.
