13-letter words containing r, e, c, l
- hyperdactylia — the presence of extra fingers or toes.
- hypergalactia — an abnormally large secretion of milk.
- hyperglycemia — an abnormally high level of glucose in the blood.
- hyperglycemic — an abnormally high level of glucose in the blood.
- hypermetrical — Hypermetric.
- hyperphysical — being above or beyond the physical; immaterial; supernatural.
- hyperthetical — Misspelling of hypothetical.
- hypervascular — pertaining to, composed of, or provided with vessels or ducts that convey fluids, as blood, lymph, or sap.
- hypervelocity — extremely high velocity, as of projectiles, space vehicles, or accelerated nuclear particles.
- hypochlorites — Plural form of hypochlorite.
- hypsometrical — Of or pertaining to hypsometry.
- iatrochemical — relating to iatrochemistry or iatrochemists
- ideal crystal — a crystal in which there are no defects or impurities
- ideographical — Alternative form of ideographic.
- ile de france — a former province in N France, including Paris and the region around it.
- Île-de-france — a region of N France, in the Paris Basin: part of the duchy of France in the 10th century
- immarcescible — (rare) Permanent, enduring; that does not perish.
- 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.
- imperialistic — the policy of extending the rule or authority of an empire or nation over foreign countries, or of acquiring and holding colonies and dependencies.
- impracticable — not practicable; incapable of being put into practice with the available means: an impracticable plan.
- impredictable — (nonstandard) unpredictable.
- imputrescible — not liable to decomposition or putrefaction; incorruptible: a tanning process to make skins imputrescible.
- in triplicate — in three copies, times three
- inappreciable — imperceptible; insignificant: an inappreciable difference.
- inappreciably — In an inappreciable manner.
- inarticulated — Not articulated; not connected by a joint.
- inclinometers — Plural form of inclinometer.
- inconformable — Obsolete form of unconformable.
- incongruently — not congruent.
- inconquerable — That cannot be conquered; unconquerable.
- inconstruable — unable to be construed
- inconversable — (obsolete) uncommunicative; reserved.
- inconvertible — (of paper money) not capable of being converted into specie.
- inconvertibly — In an inconvertible manner.
- incorporeally — In an incorporeal manner.
- incorrigibles — Plural form of incorrigible.
- incorruptable — Misspelling of incorruptible.
- incorruptible — not corruptible: incorruptible integrity.
- incredibility — so extraordinary as to seem impossible: incredible speed.
- incredulously — not credulous; disinclined or indisposed to believe; skeptical.
- incrementally — increasing or adding on, especially in a regular series: small, incremental tax hikes.
- 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.
- indiscernible — not discernible; that cannot be seen or perceived clearly; imperceptible.
- indiscernibly — In a way that cannot be discerned.
- indiscerpible — (obsolete) Not discerpible; inseparable.