WordWeight : Weighing the Words

Pronunciation : Fourth
Part of Speech : a.
Etymology : [OE. fourthe, ferthe, feorthe, AS. fe?redha, fr. fe?wer four.]
Definition : 1. Next in order after the third; the ordinal of four.

2. Forming one of four equal parts into which anything may be divided.
Source : Webster's Unabridged Dictionary, 1913

Pronunciation : Fourth
Part of Speech : n.
Definition : 1. One of four equal parts into which one whole may be divided; the quotient of a unit divided by four; one coming next in order after the third.

2. (Mus.)

Defn: The interval of two tones and a semitone, embracing four diatonic degrees of the scale; the subdominant of any key. The Fourth, specifically, un the United States, the fourth day of July, the anniversary of the declaration of American independence; as, to celebrate the Fourth.
Source : Webster's Unabridged Dictionary, 1913