The average amount of time needed for children to grow up and have children of their own, generally considered to be a period of around thirty years, used as a measure of time.
Race, family; breed.
A set stage in the development of computing or of a specific technology.
The formation or production of any geometrical magnitude, as a line, a surface, a solid, by the motion, in accordance with a mathematical law, of a point or a magnitude, by the motion of a point, of a surface by a line, a sphere by a semicircle, etc.
A version of a form of pop culture which differs from later or earlier versions.
The act of creating a living creature or organism; procreation.
The act of creating something or bringing something into being; production, creation.
A single step or stage in the succession of natural descent; a rank or degree in genealogy, the members of a family from the same parents, considered as a single unit.
A group of people born in a specific range of years and whose members can relate culturally to one another.
A copy of a recording made from an earlier copy and thus further degraded in quality.
A length of time.
The punctuation mark “.” (indicating the ending of a sentence or marking an abbreviation).
One or more additional intervals to decide a tied game, an overtime period.
A complete sentence, especially one expressing a single thought or making a balanced, rhythmic whole.
A period of time in history seen as a single coherent entity; an epoch, era.
The length of time during which the same characteristics of a periodic phenomenon recur, such as the repetition of a wave or the rotation of a planet.
An end or conclusion; the final point of a process etc.
A section of an artist's, writer's (etc.) career distinguished by a given quality, preoccupation etc.
A geochronologic unit of millions to tens of millions of years; a subdivision of an era, and subdivided into epochs.
Each of the divisions into which a school day is split, allocated to a given subject or activity.
Each of the intervals, typically three, of which a game is divided.
A Drosophila gene, the gene product of which is involved in regulation of the circadian rhythm.
The length of an interval over which a periodic function, periodic sequence or repeating decimal repeats; often the least such length.
Female menstruation; an episode of this.
A row in the periodic table of the elements.
A decisive end to something; a stop.
Two phrases (an antecedent and a consequent phrase).
That's final; that's the end of the matter (analogous to a period ending a sentence); end of story.
Designating anything from a given historical era.
Evoking, or appropriate for, a particular historical period, especially through the use of elaborate costumes and scenery.