12-letter words containing a, c, o, e, l
- holocephalan — (zoology) Any cartilaginous fish of the subclass Holocephali; the chimeras.
- homolecithal — having a fairly uniform distribution of yolk, as certain eggs or ova having relatively little yolk.
- horn balance — an extension of an aircraft control surface that projects in front of the hinge providing aerodynamic assistance in moving the control
- horometrical — Relating to horometry.
- horse-collar — (especially in baseball) a score of zero.
- housecleaner — Someone employed to clean a house.
- hydrocephaly — an accumulation of serous fluid within the cranium, especially in infancy, due to obstruction of the movement of cerebrospinal fluid, often causing great enlargement of the head; water on the brain.
- hydroelastic — undergoing a change in elasticity as a result of the flow of water or another fluid
- hyper-social — relating to, devoted to, or characterized by friendly companionship or relations: a social club.
- hyperbolical — having the nature of hyperbole; exaggerated.
- hyperlogical — reasoning in accordance with the principles of logic, as a person or the mind: logical thinking.
- hypoallergic — Hypoallergenic.
- hypocalcemia — an abnormally small amount of calcium in the blood.
- hypocalcemic — Relating to, or exhibiting, hypocalcemia.
- hypoglycemia — an abnormally low level of glucose in the blood.
- hypothetical — assumed by hypothesis; supposed: a hypothetical case.
- iceland moss — an edible lichen, Cetraria islandica, of arctic regions, containing a starchlike substance used in medicine.
- immethodical — not methodical; without method or system.
- incapable of — not allowing or admitting; not able to accept or experience
- inchoatively — in an inchoative or rudimentary fashion; initially
- incoagulable — of a nature that cannot be coagulated
- incognizable — Not cognizable; incapable of being recognised.
- incommutable — not exchangeable.
- incomparable — beyond comparison; matchless or unequaled: incomparable beauty.
- incompatible — not compatible; unable to exist together in harmony: She asked for a divorce because they were utterly incompatible.
- incompliance — not compliant; unyielding.
- incomputable — incapable of being computed; incalculable.
- inconfutable — (obsolete) Not confutable.
- inconsolable — not able to be comforted or consoled; disconsolate: She was inconsolable when her son died.
- inconsumable — not consumable; incapable of being consumed.
- incorporable — able to be incorporated.
- indoleacetic — as in indoleacetic acid, a naturally-occurring plant growth hormone
- inflectional — of, relating to, or used in inflection: an inflectional ending.
- infomercials — Plural form of infomercial.
- informercial — infomercial.
- initial code — a system used in the U.S. to facilitate the delivery of mail, consisting of a five- or nine-digit code printed directly after the address, the first five digits (initial code) indicating the state and post office or postal zone, the last four (expanded code) the box section or number, portion of a rural route, building, or other specific delivery location.
- inoperculate — having no operculum.
- inspectional — Of or pertaining to an inspection.
- inspectorial — Of or pertaining to an inspector or to inspection.
- intercoastal — existing or done between seacoasts; involving two or more seacoasts.
- intercostals — Plural form of intercostal.
- interlocular — having one or more locules.
- intervocalic — (usually of a consonant) immediately following a vowel and preceding a vowel, as the v in cover.
- intolerances — Plural form of intolerance.
- ironicalness — The quality of being ironical.
- irreciprocal — not reciprocal
- ischiorectal — (anatomy) Of or pertaining to the region between the rectum and the ischial tuberosity.
- jackson hole — a valley in NW Wyoming, near the Teton Range: wildlife preserve.
- jacksonville — a seaport in NE Florida, on the St. John's River.
- jaculiferous — having dartlike spines.