interformEtymologyFrom inter- + form.adjBetween forms (school groups).“There was an interform competition each year where each form [grade level] had to put together a program including a few solos and a whole form piece. All of this was run by one very energetic music teacher who sadly died last year.”nounAn intermediate form.“Having completed its cycle on the nuclear or female stage of maturement, its atmosphere, the sum of the atmospheres or essential organisms of its interforms, ascended as a whole to the atmospheric or male plane of maturement.”