(physics, engineering) A device that only requires the application of a single force to work. / Used other than figuratively or idiomatically: see simple, machine.

Mean solar time at the Greenwich Meridian.

(physics, chemistry) The total number of protons and neutrons in an atomic nucleus. Symbol: A

evil / unhealthy, harmful / unpleasant / incorrect / incomplete, unfinished / poorly, deficiently / unintentional, mistaken, accidental / not

Alternative spelling of fecal matter

(Internet) A device or program that routes an e-mail to the correct destination.

(medicine) An acute and highly contagious disease which often afflicts children caused by the virus Measles morbillivirus and causing red rashes, fever, runny nose, coughing, and red eyes.

Third-person singular simple present indicative form of measle

(obsolete) plural of measle / (obsolete) Alternative form of mesels: Leprosy.

The starvation of a large proportion of a region's population due to drought, warfare, famine or similar events.