Another posts

manful definition merry bells abulia definition coliphage definition dead metaphor examples publicise definition seigniorial definition lateralis definition great lengths meaning rechartering definition circled back rhinarium definition toat definition slave dealer prease definition bird ox fun run definition roulade definition acquired reflex deforce law hemal arch fint definition crown colony definition liberty party definition definition of aaron burr sea crow antler branches what does fittingly mean hent definition pan broil definition instrumental roles definition



  • Chambers's Twentieth Century Dictionary
    • Zenith-sector an instrument for measuring zenith-distances
    • ***


Chambers's Twentieth Century Dictionary
Fr., through Sp. zenit, from Ar. samt, short for samt-ur-ras, lit. 'way of the head.'


In science:

Since Snowmass96, the Super-Kamiokande experiment, with its zenith-angle measurement of the atmospheric neutrino signal, has produced the clearest evidence to date for a non-trivial neutrino sector [105].
Particle Astrophysics and Cosmology: Cosmic Laboratories for New Physics (Summary of the Snowmass 2001 P4 Working Group)