homochronous

English

Etymology

From homo- +‎ -chronous.

Adjective

homochronous (not comparable)

1. (telecommunications) Of two signals, such that their corresponding significant instants are displaced by a constant interval of time.
   • 1969, White Book, volume 3, International Telegraph and Telephone Consultative Committee:

     In fact, the various multiplexes in the network are homochronous.

   • 1980, Glossary of telecommunication terms, United States Federal Supply Service, page 55:

     Two signals having different nominal signaling rates, and not stemming from the same clock or from homochronous clocks are usually heterochronous.

2. Occurring at the same time.
   • 1958, J. R. H. McWhae, The Stratigraphy of Western Australia, page 129:

     Broken lateritic pisolites in the lower part of the Nadarra Formation show that it is homochronous with, or post-dates, the main laterite development.

   • 1989, Seeing contour and colour: based on the proceedings of the Third International Symposium of the Northern Eye Institute, Manchester, UK, 9-13 August 1987:

     Five events in the developing geniculocortical pathway were found to be homochronous (that is, they occur at the same stage of the Caecal Period ± 4% CP— in all species).

   • 2011, Georg Simmel, The View of Life: Four Metaphysical Essays with Journal Aphorisms‎^[1]:

     Regardless of what genetic or homochronous relationship exists between love and sensual desire, they have nothing to do with each other in respect to their meaning and as phenomena.

3. (pathology, of a disease, dated) Occurring at the same age in successive generations.
   • 1894, A Practical Manual of Mental Medicine‎^[2], page 39:

     Hereditary insanity may appear in children at the same time that it appeared in the parent, and it is then called homochronous.

   • 1936, The Eugenics Review, volume 27, page 104:

     Homochronous and homologous manifestations of hereditary diseases

   • 1947, E. Munksgaard, Leber's Disease; a Genealogic, Genetic and Clinical Study of 101 Cases of Retrobulbar Optic Neuritis in 20 Danish Families:

     Hereditary glaucoma belongs to the so-called homochronous diseases, by which is actually understood a herditary disease which manifests itself within a certain period of life.

Related terms

• homeochronous

Further reading

• homochronous on Wikipedia.Wikipedia