12-letter words containing a, o, r, i, s
- transduction — the transfer of genetic material from one cell to another by means of a virus.
- transfection — the insertion into a cell of a bacterial plasmid that contains a foreign virus or genetic material.
- transforming — to change in form, appearance, or structure; metamorphose.
- transformism — the doctrine of gradual transformation of one species into another by descent with modification through many generations.
- transformist — an adherent of transformism.
- transit stop — a stop made by a vehicle such as an aircraft, train or bus on the way to its final destination
- transitional — movement, passage, or change from one position, state, stage, subject, concept, etc., to another; change: the transition from adolescence to adulthood.
- transmission — the act or process of transmitting.
- transmogrify — to change in appearance or form, especially strangely or grotesquely; transform.
- transoceanic — extending across or traversing the ocean: a transoceanic cable.
- transpicuous — transparent.
- transponible — capable of being transposed.
- transpontine — across or beyond a bridge.
- transportive — to carry, move, or convey from one place to another.
- transudation — the act or process of transuding.
- transumption — an act of metaphorical transference
- transversion — a turning across, or into, something else
- trapshooting — the sport of shooting at clay pigeons hurled into the air from a trap.
- trepidations — tremulous fear, alarm, or agitation; perturbation.
- trepidatious — tremulous fear, alarm, or agitation; perturbation.
- triadelphous — (of stamens) united by the filaments into three sets or bundles.
- tricephalous — with three heads
- trinomialism — the trinomial system of naming
- trinomialist — a person who advocates trinomialism
- triphosphate — a salt derived from triphosphoric acid.
- trombidiasis — infestation with mites of the family Trombiculidae
- trophallaxis — (among social insects) the exchange of nutriments or other secretions between members of a colony.
- tropicalised — to make tropical, as in character or appearance.
- turbinacious — with a peaty aroma or flavour
- typographist — a person skilled in the art of typography
- ultraserious — extremely serious
- unchivalrous — having the qualities of chivalry, as courage, courtesy, and loyalty.
- unconstraint — lack of constraint: Their home has a feeling of unconstraint and warm hospitableness.
- underpassion — an underlying or subconscious passion
- undiscordant — not discordant; not disagreeing or disagreeable
- ungraciously — in an ungracious manner
- ungratuitous — given, done, bestowed, or obtained without charge or payment; free; voluntary.
- unharmonious — marked by agreement in feeling, attitude, or action: a harmonious group.
- unhistorical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- unmiraculous — not caused by a miracle
- unmoralising — not moralising
- unsailorlike — not befitting a sailor
- unsalubrious — favorable to or promoting health; healthful: salubrious air.
- unsaturation — not saturated; having the power to dissolve still more of a substance.
- unstationary — standing still; not moving.
- uproariously — characterized by or in a state of uproar; tumultuous.
- urbanisation — the act or fact of urbanizing, or taking on the characteristics of a city: Urbanization has led to more air pollution and increasing childhood asthma.
- urbanologist — a sociologist specializing in urban life and problems
- urolithiasis — a diseased condition marked by the formation of stones in the urinary tract.
- vainglorious — filled with or given to vainglory: a vainglorious actor.