(databases) A stage in the normalization of a relational database in which it is in first normal form and every non-key attribute is dependent upon the entire primary key.

a burn, more severe than a first-degree burn, that blisters the skin

(cricket) The first replacement new ball in an innings; in Test cricket, usually taken after 80 overs.

(computing, Internet) A domain that is immediately subordinate to a top-level domain (whose name appears after it, with a period separating the two).

(physics) Newton's observation that the rate of change of the momentum of a body is directly proportional to, and in the same direction as, the net force acting on it.

The smoke from cigarettes, especially in an enclosed environment, that any person including non-smokers could breathe in.

(informal) conversation overheard from someone talking on a mobile phone

World War II.

Of or relating to a measurement system that uses the foot as a measure of distance, the pound as a measure of force, and the second as a measure of time. Abbreviations: ft-lb-s, fps, f.p.s.

A unit of mechanical power, equal to that required to raise one pound through a distance of one foot in one second.