13-letter words containing f, i, r, s
- interstratify — to lie in interposed or alternate strata.
- intraspecific — existing or occurring within a species.
- isle of capri — Capri.
- justificatory — serving to justify; providing justification.
- killing frost — the occurrence of temperatures cold enough to kill all but the hardiest vegetation, especially the last such occurrence in spring and the first in fall, events that limit the agricultural growing season.
- laissez-faire — of, relating to, or conforming to the principles or practices of laissez faire.
- life interest — interest on property that is payable during the owner's lifetime but cannot be passed on to another or others after his or her death.
- lobster shift — Also called lobster trick. dogwatch (def 2).
- longsuffering — enduring injury, trouble, or provocation long and patiently.
- magnesiferous — (geology) Containing magnesium.
- magnetiferous — (dated) Producing or conducting magnetism.
- malformations — Plural form of malformation.
- mammaliferous — containing the remains of mammals
- manganiferous — containing manganese.
- manufactories — Plural form of manufactory.
- mare frigoris — (Sea of Cold) a dark plain in the northern hemisphere, in the first and second quadrants of the face of the moon: about 55 miles (90 km) wide at its narrowest width and 750 miles (1200 km) long: about 67,000 sq. mi. (174,000 sq. km).
- marsh trefoil — buck bean.
- masking frame — easel (def 2).
- materfamilias — the mother of a family.
- mesne profits — rents or profits accruing during the rightful owner's exclusion from his land
- metalliferous — containing or yielding metal.
- microfelsitic — (of a rock) showing evidence of crystallization having begun, but not yet having formed any crystals
- microfloppies — 3.5-inch floppies, as opposed to 5.25-inch vanilla or mini-floppies and the now-obsolete 8-inch variety. This term may be headed for obsolescence as 5.25-inchers pass out of use, only to be revived if anybody floats a sub-3-inch floppy standard. See stiffy, minifloppies.
- microsoft dos — Microsoft Disk Operating System
- microsoft iis — Internet Information Server
- mirror finish — a smooth highly polished surface produced on metal by mechanical or electrolytic polishing or lapping
- mis-reference — an act or instance of referring.
- mischiefmaker — Alternative form of mischief-maker.
- misconfigured — Simple past tense and past participle of misconfigure.
- mistrustfully — In a mistrustful manner.
- myelofibrosis — the replacement of bone marrow by fibrous tissue, characteristic of leukemia and certain other diseases.
- myofibroblast — (cytology) A cell that is intermediate between a fibroblast and smooth muscle.
- narrow-fisted — tight-fisted.
- nectariferous — producing nectar.
- nefariousness — extremely wicked or villainous; iniquitous: a nefarious plot.
- neurofibromas — Plural form of neurofibroma.
- niagara falls — the falls of the Niagara River: in Canada, the Horseshoe Falls, 158 feet (48 meters) high; 2600 feet (792 meters) wide; in the U.S., American Falls, 167 feet (51 meters) high; 1000 feet (305 meters) wide.
- nickeliferous — containing or yielding nickel.
- nonconformism — The refusal to conform to common standards, conventions, rules, traditions or laws.
- nonconformist — a person who refuses to conform, as to established customs, attitudes, or ideas.
- nonconiferous — Not coniferous.
- nonesterified — relating to a fatty acid that is not esterified with glycerol to make glyceride
- nurse-midwife — a nurse skilled in assisting women in the prenatal period and in childbirth, especially at home or in another nonhospital setting.
- odoriferously — In an odoriferous manner.
- off the rails — into or in a state of dysfunction or disorder
- off-side rule — A lexical convention due to Landin, allowing the scope of declarations in a program to be expressed by indentation. Any non-whitespace token to the left of the first such token on the previous line is taken to be the start of a new declaration. Used in, for example, Miranda and Haskell.
- office seeker — a person who seeks appointment or election to some government position.
- officeholders — Plural form of officeholder.
- olefin series — alkene series.
- one's forties — the ages between 40 and 49