A millimetre is a unit of length that measures one-thousandth of a metre or 0.1 centimeters. It is commonly used to express small measurements, such as the thickness of paper or the diameter of a hair.
Usage examples
The thickness of a paperclip is usually about one millimetre.
The doctor asked me to measure my temperature with a millimetre-scale thermometer.
The carpenter precisely cut the wooden plank to a length of 500 millimetres.
The plumber used a millimetre ruler to ensure the pipes were accurately aligned.
The jeweler examined the diamond under a millimetre magnifying glass to check for any imperfections.
The weather forecast predicted rainfall of up to 10 millimetres tonight.
The tailor hemmed the dress, ensuring it was raised by two millimetres to prevent it from dragging on the floor.
The engineers designed a compact smartphone with a thickness of just 7 millimetres.
The screen resolution of the new high-definition television is an impressive 3840 x 2160 pixels per square millimetre.
The mechanic checked the tyre tread depth, which should be at least 1.6 millimetres to ensure safe driving.
This walking technique improved in 100 bichir fishes that Standen and her colleagues reared in a tank filled with just a couple of millimetres of water. (newscientist.com)
At 34 days, the resulting organoids were only a few millimetres in diameter and had no blood cells, immune cells, nor the ability to process food or secrete bile. (scientificamerican.com)
Place another piece of grease proof paper on top and, using a rolling pin, roll the pastry put until a few millimetres thick. (hognutsbutters.com)