“…At least a dozen different terms have made an appearance in the literature, with the most notable being : (1) BABY TALK (Lukens, 1894) ; (2) NURSERY TALK (Jakobson, 1941(Jakobson, /1968) ; (3) MOTHERESE (Newport, 1975); (4) CAREGIVER SPEECH (Ochs, 1982) ; (5) CARETAKER TALK (Schachter, Fosha, Stemp, Brotman & Ganger, 1976) ; (6) VERBAL STIMULI (Skinner, 1957); (7) EXPOSURE LANGUAGE (Gillette, Gleitman, Gleitman & Lederer, 1999) ; (8) INPUT LANGUAGE (Ninio, 1986) ; (9) LINGUISTIC INPUT (Schlesinger, 1977); (10) PRIMARY LINGUISTIC DATA (Chomsky, 1965) ; (11) INFANT-DIRECTED SPEECH (Cooper & Aslin, 1990) ; and (12) CHILD-DIRECTED SPEECH (Warren-Leubecker & Bohannon, 1984). At least a dozen different terms have made an appearance in the literature, with the most notable being : (1) BABY TALK (Lukens, 1894) ; (2) NURSERY TALK (Jakobson, 1941(Jakobson, /1968) ; (3) MOTHERESE (Newport, 1975); (4) CAREGIVER SPEECH (Ochs, 1982) ; (5) CARETAKER TALK (Schachter, Fosha, Stemp, Brotman & Ganger, 1976) ; (6) VERBAL STIMULI (Skinner, 1957); (7) EXPOSURE LANGUAGE (Gillette, Gleitman, Gleitman & Lederer, 1999) ; (8) INPUT LANGUAGE (Ninio, 1986) ; (9) LINGUISTIC INPUT (Schlesinger, 1977); (10) PRIMARY LINGUISTIC DATA (Chomsky, 1965) ; (11) INFANT-DIRECTED SPEECH (Cooper & Aslin, 1990) ; and (12) CHILD-DIRECTED SPEECH (Warren-Leubecker & Bohannon, 1984).…”