13-letter words containing a, t, f, r
- informatively — giving information; instructive: an informative book.
- informatorily — in an informatory fashion
- infraposition — A situation or position beneath.
- infrared star — a star radiating strongly in the infrared portion of the electromagnetic spectrum.
- infrigidation — (obsolete) The act of chilling or making cold; congelation.
- infuriatingly — causing or tending to cause anger or outrage; maddening: His delay is infuriating.
- inquire after — to seek information by questioning; ask: to inquire about a person.
- interfaceable — Capable of being interfaced.
- interfamilial — of, relating to, or characteristic of a family: familial ties.
- interferogram — a photographic record of light interference patterns produced with an interferometer, used for recording shock waves and fluid flow patterns.
- internet café — a café, coffee bar, etc., that offers Internet access on its own computers or on customer's laptops, usually for a fee.
- internet-cafe — a café, coffee bar, etc., that offers Internet access on its own computers or on customer's laptops, usually for a fee.
- interstratify — to lie in interposed or alternate strata.
- intolerant of — not able or willing to tolerate
- intraspecific — existing or occurring within a species.
- justificatory — serving to justify; providing justification.
- keep track of — monitor, maintain record of
- kraft process — a process for making wood pulp by digesting wood chips in an alkaline liquor consisting chiefly of caustic soda together with sodium sulfate.
- landing craft — any of various flat-bottomed vessels designed to move troops and equipment close to shore.
- law of nature — an empirical truth of great generality, conceived of as a physical (but not a logical) necessity, and consequently licensing counterfactual conditionals
- leafleteering — The printing and distribution of leaflets, especially as propaganda.
- leapfrog test — a diagnostic technique using arithmetic or logical operations in a routine to manage the capacity of storage media, transfer data, and check the results.
- lethal factor — a gene that under certain conditions causes the death of an organism.
- life-or-death — life-and-death.
- lift a finger — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
- lose track of — to fail to follow the passage, course, or progress of
- lucifer match — friction match.
- magnetiferous — (dated) Producing or conducting magnetism.
- make sport of — to mock or ridicule; poke fun at
- malformations — Plural form of malformation.
- manufactories — Plural form of manufactory.
- manufacturers — Plural form of manufacturer.
- manufacturing — the making of goods or wares by manual labor or by machinery, especially on a large scale: the manufacture of television sets.
- market forces — factors driving the economy
- marsh trefoil — buck bean.
- masterfulness — The quality of being masterful.
- materfamilias — the mother of a family.
- matrifocality — The state or condition of being matrifocal; matriarchy.
- matter of law — an issue or matter to be determined according to the relevant principles of law.
- merchant fees — Merchant fees are money charged by a merchant service to a vendor for processing credit card transactions.
- merchant flag — the ensign used by all ships engaged in commerce, fishing, etc.
- metalcrafting — metalworking.
- metalliferous — containing or yielding metal.
- metrification — metrication.
- microfilament — a minute, narrow tubelike cell structure composed of a protein similar to actin, occurring singly and in bundles, involved in cytoplasmic movement and changes in cell shape.
- miracle fruit — the berrylike fruit of either of two African shrubs, Synsepalum dulcificum or Thaumatococcus daniellii, that, when chewed, causes sour substances to taste sweet.
- mole fraction — the ratio of the number of moles of a given component of a mixture to the total number of moles of all the components.
- morning after — a period, as in the morning, when the aftereffects of excessive self-indulgence during the previous evening are felt, especially the aftereffects of excessive drinking of alcoholic beverages.
- mortification — a feeling of humiliation or shame, as through some injury to one's pride or self-respect.
- mother of all — a female parent.