Science / Chemistry / Micro: Prefix used in the SI system meaning 'one millionth of'. For example 1 µm means 'one millionth of a meter'; 3.1 µl means '3.1 × 10-6 L'.

Golden Age Of Microbiology

Health / Disease / Golden Age Of Microbiology: (dates vary ~ 1850-1890) A period of tremendous advances in microbiology with consequences for epidemiology and public health. Many scientists contributed but Louis Pasteur and Robert Koch made huge c MORE

Microwave Brewers

Life Style / Coffee / Microwave Brewers: Brewing apparatus designed to take advantage of the unique properties of the microwave oven. Over the years microwave brewers have incorporated a variety of technical means, ranging from open-pot thro MORE


Science / Biology / Microgametophyte: Stage of the plant life cycle that develops from or within a microspore. The microgametophyte produces sperm in specialized structures known as antheridia. MORE

Lavaliere Microphone

Technology / Television (TV) / Lavaliere Microphone: A small microphone often clipped to a performer's tie or shirt. MORE


Technology / Home Audio / Microbar: 1. A unit of atmospheric pressure equal to one millionth of a bar. 2. A place to consume the product of microbreweries. MORE

Microspore Mother Cell

Science / Biology / Microspore Mother Cell: Cells in the microsporangium that undergo meiosis to produce microspores. In flowering plants the microspore is known as the pollen grain, and contains a three-celled male. MORE