13-letter words that end in al
- barred spiral — a spiral galaxy in which the arms originate at the ends of a bar-shaped nucleus
- base hospital — a hospital serving a large rural area
- bay of bengal — a wide arm of the Indian Ocean, between India and Myanmar
- benedictional — a book of benedictions or blessings
- beneficential — relating to beneficence
- bibliological — relating to bibliology
- biconditional — (of a proposition) asserting that the existence or occurrence of one thing or event depends on, and is dependent on, the existence or occurrence of another, as “A if and only if B.”.
- bicontinental — of, on, or involving two continents: a bicontinental survey.
- bidirectional — (of a printhead) capable of printing from left to right and from right to left
- biobehavioral — of or relating to the application of biological methods and ideas to the study of behavior in an attempt to understand emotions and reactions in terms of brain and physiological function.
- bioecological — the study of the interrelations among living organisms in their natural environment; ecology.
- bioelectrical — relating to electrical current generated by biological activity
- biomechanical — relating to biomechanics
- blaise pascal — Blaise [bleyz;; French blez] /bleɪz;; French blɛz/ (Show IPA), 1623–62, French philosopher and mathematician.
- block capital — a sans-serif letter with lines of uniform weight.
- bomb disposal — Bomb disposal is the job of dealing with bombs which have not exploded, by taking out the fuse or by blowing them up in a controlled explosion.
- brachycranial — brachycephalic
- brazing metal — a nonferrous metal, as copper, zinc, or nickel, or an alloy, as hard solder, used for brazing together pieces of metal.
- bulbourethral — of or relating to the rounded mass of tissue surrounding the urethra at the root of the penis.
- cabbalistical — cabbalistic
- cacographical — Synonym of cacographic.
- calculational — relating to calculation
- carbonneutral — pertaining to or having achieved a state in which the net amount of carbon dioxide or other carbon compounds emitted into the atmosphere is reduced to zero because it is balanced by actions to reduce or offset these emissions: Since the administration installed solar panels, the campus has become carbon neutral; a carbon-neutral brewery.
- cardinalitial — relating to a cardinal or cardinalship
- cardiological — the study of the heart and its functions in health and disease.
- catechistical — Pertaining to a catechism.
- cerebrospinal — of or relating to the brain and spinal cord
- charlatanical — of or relating to a charlatan, pretentious
- chemosurgical — of or relating to chemosurgery
- chestnut coal — anthracite coal in sizes ranging from 1 3/16 to 1 5/8 inch (3 to 4 cm).
- chiromantical — Of or pertaining to chiromancy.
- chloroplastal — of or like a chloroplast
- chorepiscopal — (in early Christianity) relating to or connected with a local bishop
- chronological — If things are described or shown in chronological order, they are described or shown in the order in which they happened.
- cinnamon teal — a small, freshwater, wild duck, Anas cyanoptera, of North and South America, having chiefly cinnamon-red plumage.
- circumorbital — (anatomy) Around the eye.
- circumspatial — Of or pertaining to the surrounding space.
- clinodiagonal — the diagonal axis of a monoclinic crystal
- coeducational — A coeducational school, college, or university is attended by both boys and girls.
- cohomological — of or relating to cohomology
- colligational — Relating to colligation.
- collocational — of or relating to a collocation or collocations
- colposcopical — of or relating to the colposcope
- combinational — Of or pertaining to (a) combination.
- combinatorial — of or involving combination, esp. mathematical combination
- compartmental — divided into compartments: a compartmental office; a compartmental agency.
- compas pascal — The predecessor of Turbo Pascal, sol by POLY Data of Denmark. It was later renamed POLY Pascal, and afterward sold to Borland.
- compositional — Compositional refers to the way composers and artists use their skills or techniques in their work.
- compressional — relating to compression
- comprovincial — belonging to the same province