12-letter words that end in ial
- quadriennial — quadrennial.
- quadrinomial — consisting of four terms.
- quinquennial — of or lasting for five years.
- raw material — material before being processed or manufactured into a final form.
- responsorial — of or relating to response; responsive
- scopes trial — John Thomas, 1901–70, U.S. high-school teacher whose teaching of the Darwinian theory of evolution became a cause célèbre (Scopes Trial or Monkey Trial) in 1925.
- semicolonial — partly colonial
- semiofficial — having some degree of official authority.
- spectatorial — a person who looks on or watches; onlooker; observer.
- sphincterial — relating to a sphincter
- subcelestial — being beneath the heavens; terrestrial.
- subeditorial — of or relating to a subeditor, the work of a subeditor or a subeditorship
- subfactorial — the number of ways a group of objects can be arranged so that none of the objects are in their original or correct place
- superglacial — on the surface of a glacier.
- superspecial — extra special
- suspensorial — relating to a suspensorium
- transcranial — across or through the skull
- unartificial — not showing art or skill; not skilled or artistic
- unbeneficial — conferring benefit; advantageous; helpful: the beneficial effect of sunshine.
- uncommercial — not engaged in or involved with commerce or trade.
- unifactorial — of or relating to a single gene.
- unipotential — Electricity, Electronics. having uniform electric potential throughout, as a hot cathode (unipotential cathode) indirectly heated by a separate heater circuit so that there is no lateral change of voltage across the cathode due to resistance to a heating current.
- unsequential — characterized by regular sequence of parts.
- ventromedial — relating to both the ventral and medial surfaces, or to the front and to the middle
- vigentennial — a 20th anniversary.
- visitatorial — of or relating to an official visitor or official visitation.
- visuospatial — pertaining to perception of the spatial relationships among objects within the field of vision.
- war memorial — monument to dead soldiers