English
floortime
From floor + time, from the idea of engaging with the child playing on the floor.
Proto-Indo-European *pleh₂- ‘flat’
…
Proto-Germanic *flōraz ‘ground’
Proto-West Germanic *flōr
Old English flōr ‘floor’
Middle English floor
English floor
Proto-Indo-European *deh₂y- ‘to divide’
…
Proto-Germanic *tīmô ‘division, period; time’
Proto-West Germanic *tīmō
Old English tīma ‘time, period’
Middle English tyme
English time
Today it means
noun A form of therapeutic intervention, used mainly with autistic children, in which the therapist meets the child at its current developmental level and entices it to move up a hierarchy of developmental milestones.
Language periods are conventional ranges, not dates for this word.
Etymograph / floortime