13-letter words containing b, o, y, a
- east by north — a point on the compass 11°15′ north of east. Abbreviation: EbN.
- east by south — a point on the compass 11°15prime; south of east. Abbreviation: EbS.
- embryological — Of or pertaining to embryology.
- embryonically — In an embryonic way.
- employability — (uncountable) The state or quality of being employable.
- enjoyableness — The quality or state of being enjoyable.
- equilibratory — Relating to the physical sense of balance, or equilibrium.
- erythroblasts — Plural form of erythroblast.
- erythrophobia — Abnormal and persistent fear of blushing.
- exportability — The property of being exportable.
- faculty board — the governing body of a faculty
- fantabulously — In a fantabulous manner; fantastically, wonderfully.
- flatbed lorry — a lorry with a flat platform for its body
- flying boxcar — a large airplane designed to carry cargo.
- formidability — causing fear, apprehension, or dread: a formidable opponent.
- frobisher bay — an inlet of the Atlantic in NE Canada, in the SE coast of Baffin Island
- funambulatory — relating to tightrope-walking
- galveston bay — an inlet of the Gulf of Mexico.
- governability — to rule over by right of authority: to govern a nation.
- grylloblattid — a primitive insect of the order Grylloblattidea, having a soft, unpigmented wingless body with long antennae and no eyes, living under stones in moderately high mountains of the western U.S., Japan, and the U.S.S.R.
- gynaecophobia — (psychology) An irrational fear of women.
- heartbrokenly — In a heartbroken manner.
- heavenly body — celestial object: star, planet, etc.
- hemocytoblast — a primordial cell capable of developing into any type of blood cell.
- hepatobiliary — Of, pertaining to, or originating in the liver, bile ducts and gallbladder.
- home assembly — assembly at home of something supplied in pieces
- honey buzzard — a long-tailed Old World hawk, Pernis apivorus, that feeds on the larvae of bees as well as on small rodents, reptiles, and insects.
- honourability — A state or condition or being honourable.
- hospitability — The quality of being hospitable.
- hybridisation — Alternative form of hybridization.
- hybridization — to cause to produce hybrids; cross.
- hydroaerobics — aerobic exercises performed in water, as in a swimming pool.
- hydroboration — (chemistry) the production or organoboranes by the addition of diborane to unsaturated organic compounds.
- hyperboloidal — Having the shape or form of a hyperboloid.
- 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.
- hypometabolic — Relating to hypometabolism.
- 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.
- inconceivably — not conceivable; unimaginable; unthinkable.
- incontestably — incapable of being contested; not open to dispute; incontrovertible: incontestable proof.
- indissociably — In a way that does not allow dissociation; having an inextricable link.
- inelaborately — not in an elaborate fashion, in a way lacking elaboration
- inexorability — unyielding; unalterable: inexorable truth; inexorable justice.
- insociability — the state or quality of being insociable
- insupportably — In an insupportable manner.
- interoperably — capable of being used or operated reciprocally: interoperable weapons systems.
- inviolability — prohibiting violation; secure from destruction, violence, infringement, or desecration: an inviolable sanctuary; an inviolable promise.
- irrecoverably — incapable of being recovered or regained: an irrecoverable debt.
- isobathytherm — a line on a chart or diagram of a body of water, connecting depths having the same temperature.