Primer vs. Promoter — What's the Difference?

A substance used as a preparatory coat on wood, metal, or canvas, especially to prevent the absorption of subsequent layers of paint or the development of rust

A person or company that finances or organizes a sporting event, concert, or theatrical production

A cap or cylinder containing a compound which responds to friction or an electrical impulse and ignites the charge in a cartridge or explosive

A supporter of a cause or aim

A small pump for pumping fuel to prime an internal combustion engine, especially in an aircraft

An additive that increases the activity of a catalyst.

A molecule that serves as a starting material for a polymerization process

One that promotes, especially an active supporter or advocate.

An elementary textbook that serves as an introduction to a subject of study or is used for teaching children to read

A financial and publicity organizer, as of a boxing match or an artistic performance.

An elementary textbook for teaching children to read.

(Genetics) The region of an operon that acts as the initial binding site for RNA polymerase.

A book that covers the basic elements of a subject.

One who promotes.

A cap or tube containing a small amount of explosive used to detonate the main explosive charge of a firearm or mine.

One who promotes entertainment events or goods.

An undercoat of paint or size applied to prepare a surface, as for painting.

(genetics) The section of DNA that controls the initiation of RNA transcription as a product of a gene.

(Genetics) A segment of DNA or RNA that is complementary to a given DNA sequence and that is needed to initiate replication by DNA polymerase.

An accelerator of catalysis that is not itself a catalyst.

A prayer or devotional book intended for laity, initially an abridgment of the breviary and manual including the hours of the Virgin Mary, 15 gradual and 7 penitential psalms, the litany, the placebo and dirige forming the office of the dead, and the commendations.

One who, or that which, forwards, advances, or promotes; an encourager; as, a promoter of charity or philosophy.

Any of various similar works issued in England for private prayer in accordance with the Book of Common Prayer.

Specifically, one who sets on foot, and takes the preliminary steps in, a scheme for the organization of a corporation, a joint-stock company, or the like.

A children's book intended to teach literacy: how to read, write, and spell.

One who excites; as, a promoter of sedition.

An introductory text on any subject, particularly basic concepts.

An informer; a makebate.

(New Zealand) An elementary school class; an elementary school student. (No longer used.)

The region of a DNA molecule to which RNA polymerase binds to initiate the process of transcription, i.e. the synthesis of RNA whose sequence is determined by the sequence of the DNA adjacent to the promoter site; also, the sequence of bases in the DNA at such a promoter site.

Any substance or device, such as priming wire or blasting cap, used to ignite gunpowder or other explosive.

A substance that increases the activity of a catalyst, when present in small quantity in the reaction mixture.

A person who primes explosives.

Someone who is an active supporter and advocate

A substance used to prime wood, metal, etc. in preparation for painting.

A sponsor who books and stages public entertainments

A layer of such a substance.

A layer of makeup that goes beneath the foundation; undermakeup.

A person who primes wood, metal, etc.

A molecule which initiates the synthesis of an enzyme, (especially) a single-stranded nucleic acid molecule which initiates DNA replication.

A pheromone which interacts first with the endocrine system.

A device used to prime an internal combustion engine with gasoline, (especially) in airplanes.

A person who prunes trees.

(obsolete) First in time, initial, early.

(obsolete) First in importance, premier.

First in position, foremost.

One who, or that which, primes

Originally, a small prayer book for church service, containing the little office of the Virgin Mary; also, a work of elementary religious instruction.

A small elementary book for teaching children to read; a reading or spelling book for a beginner.

A kind of type, of which there are two species; one, called long primer, intermediate in size between bourgeois and small pica [see Long primer]; the other, called great primer, larger than pica.

First; original; primary.

An introductory textbook

Any igniter that is used to initiate the burning of a propellant

The first or preliminary coat of paint or size applied to a surface