13-letter words containing o, f, a, l
- mellification — the production of honey from nectar
- metafictional — Of, relating to, or being metafiction.
- metalliferous — containing or yielding metal.
- 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.
- microfilariae — the embryonic larva of the nematode parasite Filaria or of related genera, especially of those species that cause heartworm in dogs and elephantiasis in humans.
- microfilarial — relating to, or emanating from, microfilariae
- microfilmable — Suitable for storage on microfilm.
- milford haven — a bay in SW Wales.
- modifiability — to change somewhat the form or qualities of; alter partially; amend: to modify a contract.
- 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.
- moll flanders — (The Fortunes and Misfortunes of the Famous Moll Flanders) a novel (1722) by Daniel Defoe.
- mollification — to soften in feeling or temper, as a person; pacify; appease.
- monofilaments — Plural form of monofilament.
- morgan le fay — the fairy sister of King Arthur.
- mother of all — a female parent.
- movable feast — a religious feast that does not occur on the same date each year.
- multifactoral — Involving multiple factors.
- multiplatform — Compatible with or involving more than one type of computer or operating system.
- myofibroblast — (cytology) A cell that is intermediate between a fibroblast and smooth muscle.
- national flag — emblem of a country
- naval officer — member of navy staff
- neurofilament — (anatomy) A neurofibril.
- non-favorable — characterized by approval or support; positive: a favorable report.
- non-frangible — easily broken; breakable: Most frangible toys are not suitable for young children.
- non-inflation — Economics. a persistent, substantial rise in the general level of prices related to an increase in the volume of money and resulting in the loss of value of currency (opposed to deflation).
- nonaffiliated — being in close formal or informal association; related: a letter sent to all affiliated clubs; a radio network and its affiliated local stations.
- nonartificial — Not artificial.
- nonbeneficial — Not beneficial; that produces no benefit.
- nonclassified — arranged or distributed in classes or according to class: We plan to review all the classified specimens in the laboratory.
- noncolourfast — (of a fabric) having a colour that tends to fade when washed or worn
- nondeferrable — Not deferrable.
- nonfatalities — Plural form of nonfatality.
- nonfilterable — incapable of being filtered
- nonfraudulent — Not fraudulent.
- nonfunctional — Not having any particular purpose or function.
- nonmeaningful — Not meaningful.
- nonprofitable — Not profitable; not making profit.
- nonrefillable — Not refillable; unable to be refilled.
- nonrefundable — an amount refunded.
- nuclear force — strong interaction
- nullification — an act or instance of nullifying.
- oblique fault — a fault that runs obliquely to, rather than parallel to or perpendicular to, the strike of the affected rocks
- of a lifetime — unique and special
- of all others — above all others
- off the rails — into or in a state of dysfunction or disorder
- old favourite — If you refer to something as an old favourite, you mean that it has been in existence for a long time and everyone knows it or likes it.
- old-fashioned — of a style or kind that is no longer in vogue: an old-fashioned bathing suit.
- olfactologist — a medical specialist in the sense of smell
- olfactometers — Plural form of olfactometer.
- olfactometric — Of or pertaining to olfactometry.