1382, "small stroke or point in writing," representing L. apex in L.L. sense of "accent mark over a vowel," borrowed (perhaps by infl. of Prov. titule "the dot over -i-") from L. titulus "inscription, heading."
a point, (Matt. 5:18; Luke 16:17), the minute point or stroke added to some letters of the Hebrew alphabet to distinguish them from others which they resemble; hence, the very least point.