internuclearadj.
/ˌɪntəˈnjuːklɪə/, U.S. /ˌɪn(t)ərˈn(j)ukliər/, /ˌɪn(t)ərˈn(j)ukjələr/ 1. Anatomy and Biology. Located or occurring between cell nuclei. Also: located between the two nuclear layers of the retina.
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the world > life > the body > sense organ > sight organ > parts of sight organ > [adjective] > retina > layers of
internuclear1842
the world > life > the body > nervous system > substance of nervous system > [adjective] > nucleus
internuclear1878
nuclear1881
1842 tr. F. Gerber Elements Gen. & Minute Anat. 130 When the cells pass into fibres, they become fusiform..and in their linear connexion form cellular fibres, within which the nuclei are frequently to be observed connected by internuclear fibres [Ger. Zwischenkernfaden].
1867 Quain's Elements Anat. (ed. 7) II. 728 The internuclear layer..is a clear space of unequal depth, vertically striated, and having likewise a molecular appearance.
1878 A. M. Hamilton Nerv. Dis. 274 The internuclear spaces were filled with wavy connective tissue.
1918 Jrnl. Morphol. 30 493 When the two daughter nuclei become separate, a sort of internuclear bridge, appearing as a strand of fibres, may sometimes extend from one nucleus toward the other.
1933 Brit. Jrnl. Ophthalmol. 17 688 The exudates all occur in the inner nuclear, the internuclear and to a less extent the outer nuclear layers—the site of the smallest blood-vessels.
1999 Fungal Genetics & Biol. 27 218/1 Successful production of offspring in filamentous fungi depends on internuclear recognition, a process whereby nuclei contributed by parents of different mating type..coexist in a single cell.
2014 Trends in Genetics 30 365/2 The shared cytoplasm facilitates internuclear communication.
2. Physics. Situated or existing between atomic nuclei.
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the world > matter > chemistry > atomic chemistry > [adjective] > relating to nuclei > existing between
internuclear1921
1921 F. H. Loring Atomic Theories xi. 69 In the photo-electric effect, the electron is caused to fly out of the atom, or out of its inter-nuclear position, by high-frequency light falling on it.
1946 Nature 17 Aug. 224/1 The carbon chain must then be coiled to the same extent if normal internuclear distances are to be maintained.
1962 Sci. Surv. 3 36 Typical known values for atomic masses and approximate values for typical inter-nuclear distances.
2012 D. W. Oxtoby et al. Princ. Mod. Chem. (ed. 7) iii. 99 The internuclear repulsive force always opposes formation of a chemical bond.
3. Phonetics and Linguistics. Situated between nuclei (nucleus n. 12).
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the mind > language > linguistics > study of speech sound > speech sound > intonation, pitch, or stress > [adjective] > accent > stressed > with respect to group
subtonic1827
pretonic1864
post-tonic1880
protonic1890
nuclear1937
prestress1941
post-nuclear1944
pre-nuclear1952
internuclear1958
1958 Language 34 18 Normal transition across an internuclear boundary does not permit a sequence of vowel plus /y/.
1961 Y. Olsson On Syntax Eng. Verb ii. 23 In pre-, inter-, and post-nuclear sections, 4/S-units and 4/o-units may occur in various combinations.
1980 T. Gora et al. tr. J. Kristeva Desire in Lang. ii. 46 These are empty words whose functions are both junctive and translative... They are therefore internuclear.
1995 K. Maroldt in H. Pishwa & K. Maroldt Devel. Morphol. Systematicity 27 In late Middle English, when the following schwas were deleted.., the fricatives were no longer in internuclear position.
This entry has been updated (OED Third Edition, June 2015; most recently modified version published online March 2022).
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adj.1842