Definition of solar neutrino unit in English:

Share this entry

solar neutrino unit

Pronunciation: /ˌsōlər n(y)o͞oˈtrēnō ˌyo͞onət/
(abbreviation SNU)


A unit used in expressing the detected flux of neutrinos from the sun, equal to 10−36 neutrino captures per target atom per second.
Example sentences
  • This has shown neutrino rates that fluctuate around an average of 83 solar neutrino units.
  • Neutrino astronomers often report their results in terms of solar neutrino units, or SNUs.
  • The latest experimental results correspond to 1 SNU, whereas solar models yield values higher by one order of magnitude.

For editors and proofreaders

Syllabification: so·lar neu·tri·no u·nit

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.