After the drought, the community celebrated the return of abundant years that filled their granaries.

The clinician estimated the patient's pack years to assess his risk of lung disease.

The patient had 30 pack-years of smoking when he was diagnosed with COPD.

In mast years, oak forests produce so many acorns that local wildlife populations boom.

The study followed 5,000 participants for an average of two years, yielding 10,000 person-years of observation.

Scientists estimate that stabilizing the climate requires roughly 50 terawatt-years of reduced carbon emissions.

The board discussed the terms of years for each grant before final approval.

I would not in a million years agree to sign that contract.

In the after-years following the revolution, many traditions were irrevocably altered.

The landlord granted her a term of years to allow the school to expand on the property.