diapering (diapering)

[Verbal n. of dia per, v.] 1. ( a ) A diaper pattern. (b) A surface covered with diaper ornament.-2. In her., the decoration of the surface with ornament other than heraldic bearings: said of the field or of any ordinary. Also called diaper. Diaper is (di-a-pē'ris), n. [NL., irreg. is characterized by the broadly oval body, entirely corneous front, eyes emarginate in front, pygidium not exposed, and the first joint of the tarsi slender, but not longer than the sec ond. The few species known, both of the old and the new world, live, in the larva and imago states, in fungi growing nydd IMG:content-2562.png:[graphic][ocr errors][subsumed][subsumed][subsumed][merged small] a, larva; b, beetle; c, under side of head of logs. D. hydni larva; d, leg of same; e, antenna of beetle. (Fabric i us), of the (Lines show natural sizes.) eastern United States, is a shining-black beetle, with bright orange-red elytra with variable black markings. diaperyt, n. See diaper . -al . ] Same as diaphanous . The diapason or eight in musick is the sweetest concord; inasmuch as it is in effect an unison. ( b ) The entire compa of a voice or an instru ment. But cheer full Birds, chirping him sweet Good-morrows, With Natures Musick do beguile his sorrows; Teaching the fragrant For rests, day by day, The Diapason of their Heav'nly lay. Sylvester, tr. of Du Bartas's Weeks, i. 3. From harmony to harmony Through all the compa of the notes it ran, The diapason closing full in Man. Dryden, Song for St. Cecilia's Day, 1687, 1. 15. (c) Correct tune or pitch. Love their motion sway'd In perfect diapason , whilst they stood In first obedience, and their state of good. Milton, A Solemn Music, 1. 23. (d) (1) A rule by which organ-pipes, flutes, etc., are constructed, so as to produce sounds of the proper pitch. (2) A fixed standard of pitch, as the French diapason normal, according to which the A next above middle C has 435 vibrations per second. See pitch. (3) A tuning-fork. (e) In organ-building, the two principal foundation-stops, called respectively the open diapason and the stopped diapason. The open diapason has metal pipes of large scale, open at the top, giving that full, sonorous, majestic tone which is the typical organ-tone. The stopped diapason has wooden pipes of large scale, stopped at the top by wooden plugs, giving that powerful, flute-like tone which is the typical flute-tone of the organ. The most important mutations tops of the open-diapason species are the double open diapason, sounding the octave below the key struck; the principal or octave, sounding the octave above; and the fifteenth, sounding the second octave above. Those of the stopped-diapason species are the bourdon, sounding the octave below; the flute, sounding the octave above; and the piccolo, sounding the second octave above. Many varieties of each of these occur. See stop. Diapason diapente, or diapason cum diapente, in Gr. and medieval music, the interval of an octave and a fifth, or a twelfth. - Dia pas on diate aron, or diapason cum diate aron, in Gr. and medieval music, the interval of an octave and a fourth, or an eleventh. - Diapason ditone, in Gr. and medieval music, the interval of an octave and a major third, or a major tenth. - Diapason normal, the pitch which is recognized as the standard in France. See pitch. -Diapason semi-ditone, in Gr. and medieval music, the interval of an octave and a minor third, or a minor tenth. Out of diapason, out of tune.