There is a mass of detailed work to be done.

VOA: special.2009.11.01

For several tense minutes, the astronauts of Gemini Six were sitting on top of a highly explosive mass of rocket fuel.

VOA: special.2009.07.01

If you have any sort of a mass or growth in your neck at the same time, that would be very suspicious."

VOA: special.2009.09.02

They used a system of measurement called the Body Mass Index to define words like obese and overweight.

VOA: special.2009.07.21

"I offer Catholic Mass,' cause I'm a Catholic priest by profession,and so it is actually the feast day of Mary,Mother of God.

VOA: special.2009.12.28

But that attempt was canceled after a storm caused a giant mass of snow to slide down the mountain, killing seven ethnic Sherpa guides.

VOA: special.2010.06.30

Body mass index,or BMI, is a measure of a person's weight in relation to height.

VOA: special.2011.02.15

The World Health Organization defines obesity as a body mass index of thirty or more.

VOA: special.2011.02.15

The difference in speed also means a difference in mass of 50%.

VOA: special.2009.01.20

The word "stampede" means a mass movement of frightened animals.

VOA: special.2009.02.04

Suddenly,without warning, a heavy mass of snow dropped down.

VOA: special.2010.05.01

In the same beachside neighborhood, a truck and tangled mass of corrugated steel are wedged against the house of Fai Faaita.

VOA: standard.2009.10.06

Polio is no longer a concern in Western countries because of mass inoculations starting in the 1950s.

VOA: standard.2010.08.02

Supporters of the plan say that, nevertheless, it will lay the foundation for a new kind of mass transportation in the United States.

VOA: standard.2010.02.15