Noun

(head)

(rail transport, British) Movable rails which can be used to switch a train from one railway track to another.

(automotive) The two metal surfaces in a distributor which close or open to allow current to flow or not through the ignition coil. Each surface is called a point singular (there's usually a moving point which is pushed by the distributor cam and a fixed point which isn't), but they're made together in a unit and serviced or replaced that way and are hence normally called points plural.

Noun

(en noun)

(senseid)An answer or reply, or something in the nature of an answer or reply.

(senseid)The act of responding or replying; reply: as, to speak in response to a question.

An oracular answer.

(liturgics ) A verse, sentence, phrase, or word said or sung by the choir or congregation in sequence or reply to the priest or officiant.

(liturgics ) A versicle or anthem said or sung during or after a lection; a respond or responsory.

A reply to an objection in formal disputation.

An online advertising performance metric representing one click-through from an online ad to its destination URL.

A reaction to a stimulus or provocation.

* {{quote-magazine, year=2013, month=July-August, author= Stephen P. Lownie], [http://www.americanscientist.org/authors/detail/david-m-pelz David M. Pelz

, magazine=(American Scientist), title= Stents to Prevent Stroke , passage=As we age, the major arteries of our bodies frequently become thickened with plaque, a fatty material with an oatmeal-like consistency that builds up along the inner lining of blood vessels. The reason plaque forms isn’t entirely known, but it seems to be related to high levels of cholesterol inducing an inflammatory response , which can also attract and trap more cellular debris over time.}}