He accumulated a tremendous fortune during the post war.

It's common sense to keep your foreskin constantly retracted so that smegma is unable to accumulate.

Car windows accumulate frost on winter mornings.

The firemen were prevented from reaching the woman trapped in her house, because of the huge pile of junk she had accumulated over many years.

He tried to accumulate wealth.

Mennad had sixty accumulated absences in one semester.

Scientists are now using a genetic approach to estimate the ages of corals. The method determines when a coral egg and sperm originally met to form the genome of a coral colony. The researchers then track the number of mutations that have accumulated in the genome since that time. Because mutations tend to arise at a relatively constant rate, researchers can estimate the approximate age of the coral genomes in their study.

Dentists recommend changing toothbrushes every three months, because over time their bristles become worse at getting rid of plaque, and accumulate microbes.

Tom accumulated a large fortune.

Dust had accumulated in the attic.