Definition of pangrammatic in US English:

pangrammatic

adjective

  • 1Of a sentence, verse, etc.: containing every letter of the alphabet.

  • 2Relating to or designating a sentence, verse, etc., in which successive words begin with the same letter. rare.

Origin

1930s. From pan- + ancient Greek γραμματ-, γράμμα letter + -ic, after pangram, pangrammatist.