(physics) The ratio of the average mass per atom of the naturally occurring form of an element to 1/12 of the mass of a carbon-12 atom. Symbol Aᵣ; abbreviation RAM or r.a.m. For elements with several isotopes, the most stable isotope is treated as the representative.

A cosmetic used to darken and thicken the eyelashes.

To apply mascara to the eyelashes

The mass of an atom. / (proscribed) atomic weight; the average mass of atoms of an element.

Someone who has control over something or someone. / The owner of an animal or slave. / (nautical) The captain of a merchant ship; a master mariner. / (dated) The head of a household.

Masterful. / Main, principal or predominant. / Highly skilled. / Original.

(intransitive) To be a master. / (transitive) To become the master of; to subject to one's will, control, or authority; to conquer; to overpower; to subdue.

(nautical, in combination) A vessel having a specified number of masts.

Any human-made weapon causing indiscriminate large-scale death or destruction, especially a biological weapon, chemical weapon, nuclear weapon or radiological weapon.

The lowered position, half the height of a mast, at which a flag is flown when mourning, especially expressing respect for the dead. / (by extension) The lowered position of any thing.