9-letter words starting with as
- astricted — Simple past tense and past participle of astrict.
- astringed — to compress; bind together; constrict.
- astringer — a styptic or constrictive substance
- astrocyte — any of the star-shaped cells in the tissue supporting the brain and spinal cord (neuroglia)
- astrodome — a transparent dome on the top of an aircraft, through which observations can be made, esp of the stars
- astrofell — (in the works of Spenser) an unidentified plant, commonly believed to be akin to an aster
- astrogate — (science fiction, intransitive) To astronavigate; to control and guide a spacecraft.
- astroglia — The group of star-shaped glial cells in the brain and spinal cord.
- astrolabe — an instrument used by early astronomers to measure the altitude of stars and planets and also as a navigational aid. It consists of a graduated circular disc with a movable sighting device
- astrology — Astrology is the study of the movements of the planets, sun, moon, and stars in the belief that these movements can have an influence on people's lives.
- astronaut — An astronaut is a person who is trained for travelling in a spacecraft.
- astronomy — Astronomy is the scientific study of the stars, planets, and other natural objects in space.
- astroturf — Astroturf is a type of artificial fiber that is used instead of grass on some sports fields.
- astucious — Subtle; cunning; astute.
- aswan dam — a dam on the Nile built in 1902 and twice raised in height; now replaced by the Aswan High Dam
- asyllabic — not functioning in the manner of a syllable
- asymmetry — Asymmetry is the appearance that something has when its two sides or halves are different in shape, size, or style.
- asymptote — a straight line that is closely approached by a plane curve so that the perpendicular distance between them decreases to zero as the distance from the origin increases to infinity
- asynapsis — failure of pairing of chromosomes at meiosis
- asyndesis — (psychiatry) A pattern of discourse (in speech or writing) that is a sequence of unrelated or only remotely related ideas.
- asyndetic — (of a catalogue or index) without cross references
- asyndeton — the omission of a conjunction between the parts of a sentence
- asynergia — lack of coordination between muscles or parts, as occurs in cerebellar disease
- asystoles — Plural form of asystole.
- asystolic — Pertaining to asystole.