13-letter words containing r, e, b, a, i
- halobacterium — Any of various extremophiles, of genus Halobacterium, found in water saturated or nearly saturated with salt.
- hardenability — The quality or degree of being hardenable.
- harlequin bug — a black stink bug, Murgantia histrionica, having red and yellow markings, that feeds on cabbages and other cruciferous plants.
- heartbreaking — causing intense anguish or sorrow.
- heaven forbid — You say 'Heaven forbid!' to emphasize that you very much hope that something will not happen.
- heli-boarding — the sport of snowboarding on mountains or glaciers accessible only by helicopter or skiplane
- 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.
- herborization — the act or process of herborizing
- heteroblastic — (of a plant or plant part) showing a marked difference in form between the juvenile and the adult structures
- hiberno-saxon — having the characteristics of both the Irish and English; Anglo-Irish.
- hilbert space — a complete infinite-dimensional vector space on which an inner product is defined.
- housebreaking — to train (a pet) to excrete outdoors or in a specific place.
- hydroaerobics — aerobic exercises performed in water, as in a swimming pool.
- hyperboloidal — Having the shape or form of a hyperboloid.
- hypercinnabar — (mineral) A form of cinnabar that forms hexagonal crystals.
- 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).
- illiberalness — The state of being illiberal; illiberality.
- illustratable — Capable of being illustrated.
- immarcescible — (rare) Permanent, enduring; that does not perish.
- imperceivable — That cannot be perceived; imperceptible.
- 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.
- impredictable — (nonstandard) unpredictable.
- in-observance — lack of attention; inattention; heedlessness: drowsy inobservance.
- inappreciable — imperceptible; insignificant: an inappreciable difference.
- inappreciably — In an inappreciable manner.
- inconformable — Obsolete form of unconformable.
- inconquerable — That cannot be conquered; unconquerable.
- inconstruable — unable to be construed
- inconversable — (obsolete) uncommunicative; reserved.
- incorruptable — Misspelling of incorruptible.
- incurableness — The state or condition of being incurable.
- indescribable — not describable; too extraordinary for description: a scene of indescribable confusion; indescribable euphoria.
- indescribably — not describable; too extraordinary for description: a scene of indescribable confusion; indescribable euphoria.
- indisturbance — Freedom from disturbance; calmness; repose.
- inelaborately — not in an elaborate fashion, in a way lacking elaboration
- inexorability — unyielding; unalterable: inexorable truth; inexorable justice.
- inexpressable — Not capable of being expressed.
- inner harbour — a part of a harbour which is further inland
- inobservation — lack of observation
- insubordinate — not submitting to authority; disobedient: an insubordinate soldier.
- insupportable — not endurable; unbearable; insufferable: insupportable pain.
- integrability — capable of being integrated, as a mathematical function or differential equation.
- interceptable — Able to be intercepted.
- intercerebral — (anatomy) Between the two cerebral hemispheres.
- interfaceable — Capable of being interfaced.
- intermembrane — situated between two membranes