or r&b, R and B
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for rb
The song did indeed become an underground hit before hitting the mainstream, reaching No. 15 on the RB singles chart.‘The Prince of Chocolate City’: When Gil Scott-Heron Became A Music Icon
November 15, 2014
See how much of the “mainstream” pop music scene now is RB, EDM, hip-hop.Of Gamers, Gates, and Disco Demolition: The Roots of Reactionary Rage
October 16, 2014
VH1 hosted a Twitter QA with Robin Thicke, an RB singer of irrefutably misogynistic nature, in late June.Jameis Winston's Inevitable #epicfail
August 11, 2014
Dr. Joshua Rubin and his team discovered that RB is significantly less active in male brain cells.
Once RB was turned off, female cells were equally susceptible to becoming cancerous.
On a uniformly overcast day the brightness of the surface would be equal to RB.Visual Illusions
In rubidium the lines Rb and Rb in the blue, and Rb in the red are almost equally specific.
The costs of the RB multiple-computer system are given in Table 6.On-Line Data-Acquisition Systems in Nuclear Physics, 1969
H. W. Fulbright et al.
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- The symbol for the elementrubidium
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- The symbol for rubidium.
- A soft, silvery-white metallic element of the alkali group. It ignites spontaneously in air and reacts violently with water. Rubidium is used in photoelectric cells, in making vacuum tubes, and in radiometric dating. Atomic number 37; atomic weight 85.47; melting point 38.89°C; boiling point 688°C; specific gravity (solid) 1.532; valence 1, 2, 3, 4. See Periodic Table.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.