13-letter words containing p, r, b
- heart problem — a defect or disease of the heart
- hepatobiliary — Of, pertaining to, or originating in the liver, bile ducts and gallbladder.
- herb patience — a European plant, Rumex patientia, of the buckwheat family, naturalized in North America, having long, wavy-margined, basal leaves used for salads.
- hilbert space — a complete infinite-dimensional vector space on which an inner product is defined.
- hyperbolising — to use hyperbole; exaggerate.
- hyperboloidal — Having the shape or form of a hyperboloid.
- hypercinnabar — (mineral) A form of cinnabar that forms hexagonal crystals.
- hyperflexible — capable of being bent, usually without breaking; easily bent: a flexible ruler.
- hypermobility — An excess amount of elasticity in a bodily joint.
- hyperurbanism — a pronunciation or grammatical form or usage produced by a speaker of one dialect according to an analogical rule formed by comparison of the speaker's own usage with that of another, more prestigious, dialect and often applied in an inappropriate context, especially in an effort to avoid sounding countrified, rural, or provincial, as in the pronunciation of the word two (to̅o̅) as (tyo̅o̅).
- hypnobirthing — the use of hypnotic techniques during labour by an expectant mother to reduce the pain and emotional stress of delivery
- hypobaropathy — a condition produced in high altitudes, caused by diminished air pressure and reduced oxygen intake; mountain sickness.
- hypobranchial — situated below the gills or beneath the branchial arches.
- ibrahim pasha — 1789–1848, Egyptian general: governor of Syria 1833–40 (son of Mehemet Ali).
- imperceivable — That cannot be perceived; imperceptible.
- imperceptible — very slight, gradual, or subtle: the imperceptible slope of the road.
- imperceptibly — very slight, gradual, or subtle: the imperceptible slope of the road.
- imperfectible — that cannot be perfected.
- impermissible — not permissible or allowable; unallowable.
- impermissibly — (chiefly, legal) In a way or to an extent that is not permissible.
- imperturbable — incapable of being upset or agitated; not easily excited; calm: imperturbable composure.
- imperturbably — incapable of being upset or agitated; not easily excited; calm: imperturbable composure.
- imponderables — Plural form of imponderable.
- impracticable — not practicable; incapable of being put into practice with the available means: an impracticable plan.
- impracticably — In an impracticable way.
- impredictable — (nonstandard) unpredictable.
- improbability — the quality or condition of being improbable; unlikelihood.
- improvability — to bring into a more desirable or excellent condition: He took vitamins to improve his health.
- imputrescible — not liable to decomposition or putrefaction; incorruptible: a tanning process to make skins imputrescible.
- inappreciable — imperceptible; insignificant: an inappreciable difference.
- inappreciably — In an inappreciable manner.
- incorruptable — Misspelling of incorruptible.
- incorruptible — not corruptible: incorruptible integrity.
- incorruptibly — In an incorruptible manner.
- indiscerpible — (obsolete) Not discerpible; inseparable.
- inexpressable — Not capable of being expressed.
- inexpressible — not expressible; incapable of being uttered or described in words: a scene of inexpressible beauty.
- inexpressibly — not expressible; incapable of being uttered or described in words: a scene of inexpressible beauty.
- insupportable — not endurable; unbearable; insufferable: insupportable pain.
- insupportably — In an insupportable manner.
- interceptable — Able to be intercepted.
- interoperable — capable of being used or operated reciprocally: interoperable weapons systems.
- interoperably — capable of being used or operated reciprocally: interoperable weapons systems.
- interpretable — to give or provide the meaning of; explain; explicate; elucidate: to interpret the hidden meaning of a parable.
- interruptible — to cause or make a break in the continuity or uniformity of (a course, process, condition, etc.).
- irreplaceable — incapable of being replaced; unique: an irreplaceable vase.
- irreplaceably — In an irreplaceable manner; (frequently) uniquely, singularly.
- irrepleviable — not replevisable; not capable of being replevied.
- irrepressible — incapable of being repressed or restrained; uncontrollable: irrepressible laughter.
- irrepressibly — incapable of being repressed or restrained; uncontrollable: irrepressible laughter.