The phrase "a lengthier duration" is correct and usable in written English.
It can be used when discussing a period of time that is longer than usual or expected.
Example: "The project will require a lengthier duration than we initially anticipated due to unforeseen complications."
Alternatives: "an extended period" or "a longer time frame."
If the discomfort isn't of a lengthy duration, the adjustments to behavior that need to take place won't".
Many women want a lengthy duration of contraception but are wary of the menstrual changes from depot medroxyprogesterone acetate (DMPA).
A lengthy duration of time can pass by in a flash.
ApoE−/− mice can develop atherosclerotic lesions while on a regular diet but require a lengthy duration [40].
M. tb can resist complete clearance by the host immune system due to several factors including its ability to persist and remain in a dormant state in antigen presenting cells (APCs) for a lengthy duration of time [ 3].
Producing evaluative evidence of this type requires a lengthy duration and it is widely recognised that programmes require feedback within shorter timeframes than is often possible through the 'typical' research cycle [ 41, 42].
The concept that a lengthy job duration represents a good match comes from Jovanovic (1979), who finds that a match is a pure experience good; i.e., the quality of a match is not known ex ante, but must be experienced.
The lengthier durations of pain reported by the low ILOC group suggested that their strategies might be ineffectual.
"Our biggest concern remains the fact that this is going to be a strong storm of lengthy duration," McDonnell said.
The lack of flight recorder data for the last six minutes of the flight added significant complexity to the investigation and was a major factor in its lengthy duration.
Stenson's fellow cast members have described her as a "Hollyoaks legend" because of her lengthy duration.
