sub-octaven.

Brit.

/ˌsʌbˈɒktɪv/,

/ˌsʌbˈɒkteɪv/, U.S.

/ˌsəbˈɑktəv/,

/ˌsəbˈɑkˌteɪv/

Origin: Formed within English, by derivation. Etymons: sub- prefix, octave n.²

Etymology: < sub- prefix + octave n.² Compare super-octave n. With suboctave coupler compare superoctave coupler at super-octave n. 2.

1. Music.

a. The octave below a given note; (also) an organ stop sounding a note one octave below the ordinary pitch, or at intervals of an octave below this (sometimes in first sub-octave, second sub-octave, etc.).

ΘΚΠ

society > leisure > the arts > music > musical sound > pitch > system of sounds or intervals > [noun] > diatonic scale series > notes in diatonic scale

keya1450

seventh1591

fifth1597

final1609

octave1656

sub-octave1659

keynote1677

mediant1721

sensible note?1775

subdominant?1775

submediant?1775

medius1782

leading note1786

nominal1786

subsemitone1799

superdominant1806

supertonic1806

tonic1806

subtonic1817

dominant1823

sensitive note1845

nominal note1884

1659 C. Simpson Division-violist i. 7 With the Lowest String put down a Note, to make it a Sub-Octave thereunto.

1740 J. Grassineau tr. S. De Brossard Musical Dict. 169 The keys of an Organ are usually divided into four octaves, viz. the second sub-octave, first sub-octave, middle octave and first octave.

1774 W. Hooper Rational Recreations II. lix. 237 Some organists add one or more stops to the first and second sub-octaves.

1872 Eng. Mech. 20 Sept. 18/1 A fourth string, sounding the sub-octave, seems to have been employed.

1879 Organ Voicing 18 All stops speaking at any interval other than the octave, super or sub.

1925 Musical Times 66 31/2 It is a sub-octave of the 3rd harmonic of the air-column.

2007 M. Jenkins Analog Synthesizers iii. 92 Its basic sound was extremely thin, but with a sub-octave mixed in.

b. In full suboctave coupler. A device in an organ or similar instrument which enables a note one octave lower than that being played to sound at the same time.

ΘΚΠ

society > leisure > the arts > music > musical instrument > keyboard instrument > organ > [noun] > other parts

super-octave1853

sub-octave1855

passage-board1880

1855 Musical World 3 Mar. 130/2 The introduction of the super and sub-octave couplers between the swell and great organ,..by means of which such extraordinary effects of combination are producible.

1876 J. Stainer & W. A. Barrett Dict. Musical Terms 411/1 Suboctave, a coupler in the organ which pulls down keys one octave below those which are struck.

1985 Music & Lett. 66 145 Most of the discrepancies relate to the sub-octave couplers.

2000 D. Knight in J. Berrow Towards Conservation & Restoration Hist. Organs 12 A full range of couplers, super- and sub-octave couplers, thumb and toe pistons is provided.

†2. An eighth part of something. Obsolete. rare.

ΘΚΠ

the world > relative properties > number > specific numbers > eight > [noun] > division into eight > an eighth

eighth part1523

eighth1557

sub-octave1721

1721 G. Hooper Inq. State Anc. Meas. iii. vi. 159 Our Gallon..comes, I believe, in the place of a Congius; and has the Pint, for its suboctave.

1857 J. H. Alexander Inq. Eng. Syst. Weights & Meas. 78 The ratio of 32 to 28 is very nearly that of the corn-gallon, derived from the sub-octave of the cubic foot.

This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).

单词	sub-octave
释义	sub-octaven. Brit. /ˌsʌbˈɒktɪv/, /ˌsʌbˈɒkteɪv/, U.S. /ˌsəbˈɑktəv/, /ˌsəbˈɑkˌteɪv/ Origin: Formed within English, by derivation. Etymons: sub- prefix, octave n.² Etymology: < sub- prefix + octave n.² Compare super-octave n. With suboctave coupler compare superoctave coupler at super-octave n. 2. 1. Music. a. The octave below a given note; (also) an organ stop sounding a note one octave below the ordinary pitch, or at intervals of an octave below this (sometimes in first sub-octave, second sub-octave, etc.). ΘΚΠ society > leisure > the arts > music > musical sound > pitch > system of sounds or intervals > [noun] > diatonic scale series > notes in diatonic scale keya1450 seventh1591 fifth1597 final1609 octave1656 sub-octave1659 keynote1677 mediant1721 sensible note?1775 subdominant?1775 submediant?1775 medius1782 leading note1786 nominal1786 subsemitone1799 superdominant1806 supertonic1806 tonic1806 subtonic1817 dominant1823 sensitive note1845 nominal note1884 1659 C. Simpson Division-violist i. 7 With the Lowest String put down a Note, to make it a Sub-Octave thereunto. 1740 J. Grassineau tr. S. De Brossard Musical Dict. 169 The keys of an Organ are usually divided into four octaves, viz. the second sub-octave, first sub-octave, middle octave and first octave. 1774 W. Hooper Rational Recreations II. lix. 237 Some organists add one or more stops to the first and second sub-octaves. 1872 Eng. Mech. 20 Sept. 18/1 A fourth string, sounding the sub-octave, seems to have been employed. 1879 Organ Voicing 18 All stops speaking at any interval other than the octave, super or sub. 1925 Musical Times 66 31/2 It is a sub-octave of the 3rd harmonic of the air-column. 2007 M. Jenkins Analog Synthesizers iii. 92 Its basic sound was extremely thin, but with a sub-octave mixed in. b. In full suboctave coupler. A device in an organ or similar instrument which enables a note one octave lower than that being played to sound at the same time. ΘΚΠ society > leisure > the arts > music > musical instrument > keyboard instrument > organ > [noun] > other parts super-octave1853 sub-octave1855 passage-board1880 1855 Musical World 3 Mar. 130/2 The introduction of the super and sub-octave couplers between the swell and great organ,..by means of which such extraordinary effects of combination are producible. 1876 J. Stainer & W. A. Barrett Dict. Musical Terms 411/1 Suboctave, a coupler in the organ which pulls down keys one octave below those which are struck. 1985 Music & Lett. 66 145 Most of the discrepancies relate to the sub-octave couplers. 2000 D. Knight in J. Berrow Towards Conservation & Restoration Hist. Organs 12 A full range of couplers, super- and sub-octave couplers, thumb and toe pistons is provided. †2. An eighth part of something. Obsolete. rare. ΘΚΠ the world > relative properties > number > specific numbers > eight > [noun] > division into eight > an eighth eighth part1523 eighth1557 sub-octave1721 1721 G. Hooper Inq. State Anc. Meas. iii. vi. 159 Our Gallon..comes, I believe, in the place of a Congius; and has the Pint, for its suboctave. 1857 J. H. Alexander Inq. Eng. Syst. Weights & Meas. 78 The ratio of 32 to 28 is very nearly that of the corn-gallon, derived from the sub-octave of the cubic foot. This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022). < n.1659
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