microminiatureadj.
/ˌmʌɪkrə(ʊ)ˈmɪnᵻtʃə/, U.S. /ˌmaɪkroʊˈmɪnᵻtʃər/, /ˌmaɪkroʊˈmɪn(i)əˌtʃʊ(ə)r/ Chiefly Electronics and Computing.
Much reduced in size, as a result of microminiaturization; even smaller than a size regarded as miniature.
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the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > [adjective] > reduced in size > considerably
subminiature1945
microminiature1958
microminiaturized1959
1958 Electr. Manuf. Aug. 94/1 Intensive efforts at the Diamond Ordnance Fuze Laboratories..in the field of microminiature packaging have recently resulted in extremely small and compact assemblies.
1963 Listener 16 May 832/3 Microminiature integrator, for rocket guidance system. The integrator..is 100 times smaller than the conventionally built equipment it replaces.
1971 J. H. Smith Digital Logic i. 5 Thin film circuits are often associated with microminiature components.
1991 UNIX World Oct. 97/2 I had a little trouble locating a cable with the mating 50-pin microminiature SCSI connector.
This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).
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adj.1958