A component used to connect two pipes of different bores.
A reducing agent.
A liquid used in the process of developing a negative to reduce its darkness.
A function that takes state and action as arguments and returns the next state of the app.
A hydraulic device for reducing pressure and hence increasing movement, used to transmit the load from the hydraulic support of the lower shackle to the lever weighing apparatus in some kinds of heavy testing machine.
Something that reduces.
A joint or other connection uniting parts of machinery, such as pipes.
An affiliation of several parishes for joint support and management of their poor; also the jointly-owned workhouse.
That which is united, or made one; something formed by a combination or coalition of parts or members; a confederation; a consolidated body; a league.
A data structure that can store any of various types of item, but only one at a time.
The act of uniting or joining two or more things into one.
A trade union; a workers' union.
An association of students at a university for social and/or political purposes; also in some cases a debating body.
The act or state of marriage.
The set containing all of the elements of two or more sets.
The state of being united or joined; a state of unity or harmony.
Belonging to, represented by, or otherwise pertaining to a labour union.
To combine sets using the union operation.