Verb
To extent in length; to make longer in extent or duration; as, to lengthen a line or a road; to lengthen life; -- sometimes followed by out.
To become longer.
Source: Webster's dictionaryIn Spring, the days lengthen Source: Internet
Lengthen this skirt, please Source: Internet
A drill, Gardner says, would lengthen as it traveled away from the cavern and eventually pass through the "point at infinity" corresponding to the center of the Earth in the widely accepted scientific cosmology. Source: Internet
An earlier Roman solution to this problem was to lengthen the calendar periodically by adding extra days to February, the last month of the year. Source: Internet
Allow your head and heart to melt between your upper arm bones to stretch and release your back, as well as lengthen out your hamstrings. Source: Internet
As the dole queues inevitably start to lengthen, even those fortunate enough to have escaped a cut in wages will get anxious. Source: Internet