12-letter words containing s, i
- airtightness — the quality of being airtight
- alarm signal — a signal warning of danger
- alberti bass — a reiterated broken-chord figure used as an accompaniment, especially in 18th-century rococo keyboard music.
- alexandrines — Plural form of alexandrine.
- alexandrinus — the Greek uncial codex, dating from the early 5th century a.d., originally containing the complete text of the Greek Old and New Testaments.
- alfonso xiii — 1886–1941, king of Spain (1886–1931), who was forced to abdicate on the establishment of the republic in 1931
- algesiometer — an instrument for determining the sensitiveness of the skin to a painful stimulus.
- alias dictus — otherwise called; alias.
- aliasing bug — stale pointer bug
- alice's fern — Hartford fern.
- alieni juris — under the control of another, as a lunatic or infant.
- alkali grass — a plant, Zigadenus elegans, of central and western North America, having tough, wiry, bluish-green leaves and greenish flowers.
- alkalimeters — Plural form of alkalimeter.
- all kinds of — You can use all kinds of to emphasize that there are a great number and variety of particular things or people.
- allegoristic — writing or using allegory; interpreting in an allegorical sense.
- allegrissimo — (music) A direction in musical notation indicating that the musical piece should be played very fast and lively.
- allomorphism — variation in the crystalline form of a chemical compound
- alluringness — The state or quality of being alluring.
- allusiveness — having reference to something implied or inferred; containing, abounding in, or characterized by allusions.
- almightiness — The state or quality of being almighty.
- alongside of — at the side of; beside; adjoining
- alpha boötis — Arcturus
- alpha leonis — Regulus1
- alphabetised — (British) Arranged in alphabetical order.
- alphabetiser — Non-Oxford British standard spelling of alphabetizer.
- alphabetizes — Third-person singular simple present indicative form of alphabetize.
- alphaviruses — Plural form of alphavirus.
- alpine-style — of or in an ascent (esp in high mountains like the Himalayas) in which the climbers carry all their equipment with them in a single ascent from base to summit
- alstroemeria — any plant of the tuberous perennial liliaceous genus Alstroemeria, originally S American, grown for their brightly coloured orchid-like flowers
- altaltissimo — the apex of something
- altercations — Plural form of altercation.
- alternations — Plural form of alternation.
- alternatives — a choice limited to one of two or more possibilities, as of things, propositions, or courses of action, the selection of which precludes any other possibility: You have the alternative of riding or walking.
- altitudinous — pertaining to altitude or height
- amateurishly — In an amateurish or nonprofessional manner.
- ambartsumian — Viktor A(mazaspovich). 1908–96, Armenian astrophysicist, renowned for his description of radio sources as explosions in the core of galaxies
- ambidextrous — Someone who is ambidextrous can use both their right hand and their left hand equally skilfully.
- ambiposition — (linguistics) An adposition that can occur either before or after its complement.
- ambisextrous — Informal. sexually attracted to both sexes; bisexual. used by or suitable for either sex; unisex: ambisextrous hair styles.
- ambisinister — clumsy or unskillful with both hands.
- ambisyllabic — (of a single speech sound or cluster) shared phonetically by two contiguous syllables, as the single n -sound of any or the pl -cluster of grappling.
- ambitionless — without ambition, unambitious
- ambulatories — Plural form of ambulatory.
- amelogenesis — the production of enamel by ameloblasts
- amentiferous — bearing aments
- americanisms — a custom, trait, belief, etc., peculiar to the United States of America or its citizens.
- americanness — of or relating to the United States of America or its inhabitants: an American citizen.
- amicableness — The state or quality of being amicable.
- aminophenols — Plural form of aminophenol.
- amissibility — the quality of being amissible