Noun

(batteries)

A coordinated group of electrochemical cells, each of which produces electricity by a chemical reaction between two substances ().

* {{quote-book, year=2006, author=

, title=Internal Combustion , chapter=1 citation , passage=But electric vehicles and the batteries that made them run became ensnared in corporate scandals, fraud, and monopolistic corruption that shook the confidence of the nation and inspired automotive upstarts.}}

(legal) The crime or tort of intentionally striking another person.

A coordinated group of artillery.

An array of similar things.

Schoolchildren take a battery of standard tests to measure their progress.

A set of small cages where hens are kept for the purpose of farming their eggs.

(baseball) The catcher and the pitcher together

(chess) Two or more major pieces on the same rank, file, or diagonal

The state of a firearm when it is possible to be fired.

Noun

(en noun)

A set of items or amount of material procured or gathered together.

*

Secondly, I continue to base my concepts on intensive study of a limited suite of collections , rather than superficial study of every packet that comes to hand.

* (William Whewell)

Collections of moisture.

* Dunglison

A purulent collection .

Multiple related objects associated as a group.

* , chapter=5

, title= Mr. Pratt's Patients , passage=Of all the queer collections of humans outside of a crazy asylum, it seemed to me this sanitarium was the cup winner. […] When you're well enough off so's you don't have to fret about anything but your heft or your diseases you begin to get queer, I suppose.}}

The activity of collecting.

(topology, analysis) A set of sets.

A gathering of money for charitable or other purposes, as by passing a contribution box for donations.

(obsolete) The act of inferring or concluding from premises or observed facts; also, that which is inferred.

* (John Milton)

We may safely say thus, that wrong collections have been hitherto made out of those words by modern divines.

(UK) The jurisdiction of a collector of excise.

A set of college exams generally taken at the start of the term.