13-letter words containing r, i, l, n
- alliterations — Plural form of alliteration.
- alpha carinae — Canopus1
- alpha eridani — Achernar
- alpha orionis — Betelgeuse
- alphabetarian — a person learning, or studying, the alphabet
- alphanumerics — Plural form of alphanumeric.
- alpine garden — a rock garden.
- alpine tundra — a tundra that is treeless because of high elevation rather than high latitude.
- alternatingly — to interchange repeatedly and regularly with one another in time or place; rotate (usually followed by with): Day alternates with night.
- alternatively — You use alternatively to introduce a suggestion or to mention something different to what has just been stated.
- alternativism — The rejection of a social normality through the pursuit of alternatives.
- alternativity — A characteristic of something having alternative connotations, akin to the representation of choice between two or more possibilities.
- aluminiferous — containing or yielding aluminium or alumina
- aluminography — algraphy.
- aluminothermy — a process for reducing metallic oxides using finely divided aluminium powder. The mixture of aluminium and the oxide is ignited, causing the aluminium to be oxidized and the metal oxide to be reduced to the metal
- american aloe — century plant
- american curl — a breed of slender cat with curled-back ears and a plumed tail
- american plan — a hotel rate in which the charge includes meals
- amino radical — the univalent group, −NH 2 .
- aminotriazole — a white, crystalline, soluble powder, NHNC(NH2)NCH, used for killing weeds or other undesired vegetation: a carcinogen
- amitriptyline — a tricyclic antidepressant drug. Formula: C20H23N
- amitryptyline — a drug with several uses, most commonly prescribed to treat depression
- anaerobically — (of an organism or tissue) living in the absence of air or free oxygen.
- anaphorically — referring back to or substituting for a preceding word or group of words: anaphoric reference.
- andersonville — town in SW central Ga.: site of a Confederate prison in the Civil War
- angela merici — Saint, 1474–1540, Italian ecclesiastic, founder of the Ursuline order.
- angelica tree — Hercules'-club
- angle grinder — a handheld power tool with a rotating abrasive disc, used for cutting, grinding and polishing
- animal rights — People who are concerned with animal rights believe very strongly that animals should not be exploited or harmed by humans.
- animal starch — glycogen.
- animal warden — dogcatcher.
- answerability — liable to be asked to give account; responsible: He is answerable to a committee for all his decisions.
- anthropologic — the science that deals with the origins, physical and cultural development, biological characteristics, and social customs and beliefs of humankind.
- anti-allergic — intended to prevent or minimize an allergic reaction
- anti-burglary — the felony of breaking into and entering the house of another at night with intent to steal, extended by statute to cover the breaking into and entering of any of various buildings, by night or day.
- anti-cultural — of or relating to culture or cultivation.
- anti-morality — conformity to the rules of right conduct; moral or virtuous conduct.
- anti-rational — agreeable to reason; reasonable; sensible: a rational plan for economic development.
- anti-roll bar — a crosswise rubber-mounted bar in the suspension of a motor vehicle, which counteracts the movement downward on one side when cornering
- antibacterial — effective against bacteria
- antibillboard — indicating an opposition to the erection of billboards
- anticlinorium — a vast elongated anticline with its strata further folded into anticlines and synclines
- antidiarrheal — An antidiarrheal is a substance used to prevent or treat diarrhea.
- antielectrons — Plural form of antielectron.
- antiempirical — Going against what is empirically true.
- antifertility — acting to suppress fertility or as a contraceptive
- antiformalist — opposed to formalism
- antiguerrilla — acting against guerrilla activity
- antilittering — (of a campaign) intended to discourage litter dropping
- antilogarithm — a number whose logarithm to a given base is a given number