self-registering
adjEtymology From self- + registering.
1
Of an instrument or machine: recording its own operations.
- Elsewhere, professionals could enthuse over new precision instruments capable, for instance, of measuring weights down to a tenth of a milligram, or over a host of self-registering thermometers and barometers, microscopes, typewriters, calculators and all sorts of technical and musical devices, including automatic concertinas, edeophones, auto-harps, bigophones and other long-forgotten objects.1978, Jan Romein, The Watershed of Two Eras: Europe in 1900, page 303: