Definition: A type of soft, light mineral that is often white and is used to make tobacco pipes and other items.

Example: He enjoyed smoking his favorite meerschaum pipe while reading a book.

Definition: A unit of frequency equal to one million cycles per second, often used in measuring electromagnetic waves.

Example: The radio station broadcasts at a frequency of five megacycles.

Definition: A unit of force equal to one million dynes, used in physics to measure large forces.

Example: The rocket's engines produced a thrust of several megadynes during launch.

Definition: Relating to large stone structures or monuments, often from ancient times, built by prehistoric peoples.

Example: The megalithic structures in the region attract many tourists and historians.

Definition: A very large project that usually involves significant investment and resources, often in construction or infrastructure, costing over a billion dollars.

Example: The new transportation system is considered a megaproject due to its enormous budget and scale.

Definition: Relating to things that are large enough to be seen with the naked eye, rather than through a microscope.

Example: The megascopic features of the landscape were clearly visible from the hilltop.

Definition: A unit of electrical potential equal to one million volts.

Example: The power plant generates electricity at a high voltage of several megavolts.

Definition: A unit of power that is equal to one million watts, often used to measure the output of power plants.

Example: The new solar farm has a capacity of 100 megawatts.

Definition: A unit of electrical resistance equal to one million ohms.

Example: The circuit has a resistance of five megohms, which is quite high.

Definition: Related to the process of cell division that reduces the number of chromosomes in reproductive cells.

Example: During meiotic division, the chromosome number is halved to produce gametes.