Beta rays

Webster's Dictionary of the English Language

·add. ·- Penetrating rays readily deflected by a magnetic or electric field, emitted by radioactive substances, as radium. They consist of negatively charged particles or electrons, apparently the same in kind as those of the cathode rays, but having much higher velocities (about 35,000 to 180,000 miles per second).

Related Words

beta
bēta, ae (bētis, is, Ser. Samm. 54, 9), f. [hence Fr. bette; Engl. beet], a vegetable , the beet : ...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
beta
bēta (1) ae, f a beet (a vegetable), C., Ct. ...

An Elementary Latin Dictionary
Beta
·add. ·noun The second letter of the Greek alphabet, B, /. ·see B, and ·cf. etymology of Alphabet. ...

Webster's Dictionary of the English Language
Alpha rays
·add. ·- Rays of relatively low penetrating power emitted by radium and other radioactive substances...

Webster's Dictionary of the English Language
Becquerel rays
·add. ·- Radiations first observed by the French physicist Henri Becquerel, in working with uranium ...

Webster's Dictionary of the English Language
Gamma rays
·add. ·- Very penetrating rays not appreciably deflected by a magnetic or electric field, emitted by...

Webster's Dictionary of the English Language
Hittorf rays
·add. ·- Rays (chiefly cathode rays) developed by the electric discharge in Hittorf tubes. ...

Webster's Dictionary of the English Language
Lenard rays
·add. ·- Rays emanating from the outer surface of a plate composed of any material permeable by cath...

Webster's Dictionary of the English Language
X rays
·add. ·noun ·pl ·Alt. of X-rays. ...

Webster's Dictionary of the English Language
X-rays
·add. ·noun ·pl The Rontgen rays; — so called by their discoverer because of their enigmatical char...

Webster's Dictionary of the English Language