Englishfor English speakers
Planck
—
noun
German physicist whose explanation of blackbody radiation in the context of quantized energy emissions initiated quantum theory (1858-1947)
s
Noun
—
The nineteenth (19th) letter of the alphabet.
"s" comes after "r" and before "t"
s
Abbreviation
—
S is short for south or southern.
constant
Adjective
—
If something is constant, it doesn't change over time.
I have this constant pain in my back. I wish it would stop.
The rain has been constant all morning.
constant
Noun
—
A constant is a value that doesn't change.
In the formula math7x^2+3y+5=z/math, 5 is a constant.