Definition, Meaning & Synonyms | English word PRIMER

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Definitions of PRIMER

1. A children's book intended to teach literacy: how to read, write, and spell.
2. An introductory text on any subject, particularly basic concepts.
3. Any substance or device, such as priming wire or blasting cap, used to ignite gunpowder or other explosive.
4. A substance used to prime wood, metal, etc. in preparation for painting.
5. A layer of such a substance.
6. A layer of makeup that goes beneath the foundation; undermakeup.
7. A person who prunes trees.
8. (historical, Catholicecclesiastical) 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.
9. (historical, Protestantecclesiastical) Any of various similar works issued in England for private prayer in accordance with the Book of Common Prayer.
10. (biochemistry, genetics) A molecule which initiates the synthesis of an enzyme, (especially) a single-stranded nucleic acid molecule which initiates DNA replication.
11. (medicine, zoology) A pheromone which interacts first with the endocrine system.
12. A device used to prime an internal combustion engine with gasoline, (especially) in airplanes.
13. (obsolete) First in time, initial, early.
14. (obsolete) First in importance, premier.
15. (obsolete, rare) First in position, foremost.
16. A surname.
17. (New Zealand, obsolete) An elementary school class; an elementary school student.
18. (obsolete) A person who primes explosives.
19. (obsolete) A person who primes wood, metal, etc.

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Examples of Using PRIMER in a Sentence

• Handloading, or reloading, is the practice of making firearm cartridges by manually assembling the individual components (metallic/polymer case, primer, propellant and projectile), rather than purchasing mass-assembled, factory-loaded commercial ammunition.
• A primer is a short, single-stranded nucleic acid used by all living organisms in the initiation of DNA synthesis.
• The Diamond Age: Or, A Young Lady's Illustrated Primer is a science fiction novel by American writer Neal Stephenson.
• Shellac functions as a tough natural primer, sanding sealant, tannin-blocker, odour-blocker, stain, and high-gloss varnish.
• The percussion cap, percussion primer, or caplock, introduced in the early 1820s, is a type of single-use percussion ignition device for muzzle loader firearm locks enabling them to fire reliably in any weather condition.
• In the Silesian language, the city is called Źelůno Gůra (in Steuer's Silesian alphabet) or Grinberg; using the Silesian primer alphabet: Zielōnŏ Gōra or Grinberg; in Silesian German, the city was called Grienberg.
• A cartridge, also known as a round, is a type of pre-assembled firearm ammunition packaging a projectile (bullet, shot, or slug), a propellant substance (smokeless powder, black powder substitute, or black powder) and an ignition device (primer) within a metallic, paper, or plastic case that is precisely made to fit within the barrel chamber of a breechloading gun, for convenient transportation and handling during shooting.
• Thomes received Rancho Saucos, Toomes received Rancho Rio de los Molinos, Chard received Rancho Las Flores, and Dye received Rancho Primer Cañon o Rio de Los Berrendos.
• After ignition of the cartridge primer and propellant, rapidly expanding propellant gases are diverted into the gas cylinder above the barrel through a vent near the muzzle.
• Geisel was asked to write a more entertaining primer by William Spaulding, whom he had met during World War II and who was then director of the education division at Houghton Mifflin.
• Responding to the impatience of a New Left generation of activists in the 1960s, Alinsky – in his widely cited Rules for Radicals: A Pragmatic Primer (1971) – defended the arts both of confrontation and of compromise involved in community organizing as keys to the struggle for social justice.
• Primase is activated by the helicase where it then synthesizes a short RNA primer approximately 11 ±1 nucleotides long, to which new nucleotides can be added by DNA polymerase.
• The cannon proved to be relatively light, effective, reliable, compact and easy to manufacture due to its simple construction—80% of the weapon was made from stamped parts, and the number of moving parts was kept to a minimum by using advanced primer ignition blowback (APIB) operation.
• The slide lock "stands in such a relation to the body of the firing pin as will prevent the firing pin reaching the primer until the pin has moved forward a sufficient distance to insure locking of the breech bolt".
• It associates with DnaG (a primase) to form the only primer for the leading strand and to add RNA primers on the lagging strand.
• For the other parental strand, the lagging strand, DnaG synthesizes an RNA primer every few kilobases (kb).
• The charge was exploded by a lanyard and a friction primer attached to the charge, sinking the scow.
• Unlike rimfire cartridges, the centerfire primer is typically a separate component seated into a recessed cavity (known as the primer pocket) in the case head and is replaceable by reloading the cartridge.
• See: "El primer virreinato americano" by Roberto Cassá, Raimundo González de Peña, Genaro Rodríguez Morel.
• Later, the reforms introduced by Phillip V in the 1710s established several secretaries of state for specific government areas, and the secretary of State for Foreign Affairs (Secretario de Estado y del Despacho de Estado) was eventually known as the First Secretary of State due to its de facto role as primer minister.

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