4 (four) is a number, numeral and digit. It is the natural number following 3 and preceding 5. It is a square number, the smallest semiprime and composite...

“zenzizenzic”, “biquadrate” or “supercubed” instead of “to the power of 4”. The sequence of fourth powers of integers (also known as biquadrates or...

code points Unicode version history 1.0.0 (1991) 139 (+139) 3.2 (2002) 159 (+20) 4.0 (2003) 160 (+1) Unicode documentation Code chart ∣ Web page Note:...

4:4:4 may refer to: Digital images or video in which all color components have the same sampling rate, thus not using chroma subsampling Another name...

A 4-4-4-4 steam locomotive, in the Whyte notation for describing locomotive wheel arrangements, has a four-wheel leading truck, two sets of four driving...

4/4 may refer to: 4 4 time April 4 4/4 (EP series) Four by four (disambiguation) This disambiguation page lists articles associated with the same number...

Under the Whyte notation for the classification of steam locomotives, 4-4-4 represents the wheel arrangement of four leading wheels on two axles, four...

In American football, the 4–4 defense is a defensive alignment consisting of four down linemen and four linebackers. Originally seen as a passing defense...

4+1⁄2 is an EP by British musician Steven Wilson. It was released on 22 January 2016. It collects songs that were written during the sessions for Wilson's...

Look up 4° or 4º in Wiktionary, the free dictionary. 4° may refer to: 4°, or Quarto a book or pamphlet produced from full 'blanksheets', each of which...