9-letter words containing a, c, o, i
- arecoline — a drug derived from betel nuts and producing a range of effects, including increased salivation, body temperature, and heart rate
- armorican — a native or inhabitant of Armorica
- aromantic — Not given to experiencing romantic attraction to others.
- aromatics — Plural form of aromatic.
- artichoke — Artichokes or globe artichokes are round green vegetables that have fleshy leaves arranged like the petals of a flower.
- ascension — In some religions, when someone goes to heaven, you can refer to their ascension to heaven.
- ascogonia — Plural form of ascogonium.
- associate — If you associate someone or something with another thing, the two are connected in your mind.
- astichous — having a structure or layout that is not in rows
- astucious — Subtle; cunning; astute.
- asystolic — Pertaining to asystole.
- athetosic — relating to or characterized by athetosis
- atomicity — the state of being made up of atoms
- atomistic — of atoms or atomism
- atonicity — lack of tone; atony.
- atrocious — If you describe something as atrocious, you are emphasizing that its quality is very bad.
- auctioned — Also called public sale. a publicly held sale at which property or goods are sold to the highest bidder.
- auctorial — of or relating to an author
- audacious — Someone who is audacious takes risks in order to achieve something.
- auriscope — a medical instrument for examining the external ear
- auriscopy — (medicine) Examination of the ear using an auriscope.
- autecious — autoecious
- autocidal — (of insect pest control) effected by the introduction of sterile or genetically altered individuals into the wild population
- autocrime — a crime involving a motor vehicle, esp the theft of a car
- autocrine — relating to self-stimulation, through the production of a factor and a specific receptor for it
- autocutie — a young and attractive but inexperienced female television presenter
- autoecism — the development of the entire life cycle of a parasitic fungus on a single host or group of hosts.
- autogenic — Self-produced.
- autoicous — (of plants, esp mosses) having male and female reproductive organs on the same plant
- autolytic — the breakdown of plant or animal tissue by the action of enzymes contained in the tissue affected; self-digestion.
- automagic — done with such ease and speed as to seem like magic
- automatic — An automatic machine or device is one which has controls that enable it to perform a task without needing to be constantly operated by a person. Automatic methods and processes involve the use of such machines.
- autonomic — occurring involuntarily or spontaneously
- autotelic — having a purpose in and justifying itself
- auxotonic — (of muscle contraction) occurring against increasing force
- avicebron — (Solomon ben Judah ibn-Gabirol) 1021?–58, Jewish poet and philosopher in Spain.
- avocating — Present participle of avocate.
- avocation — Your avocation is a job or activity that you do because you are interested in it, rather than to earn your living.
- avoidance — Avoidance of someone or something is the act of avoiding them.
- avoparcin — an antibiotic, now banned in the EU, formerly used to treat farm animals
- avouching — Present participle of avouch.
- axiomatic — If something is axiomatic, it seems to be obviously true.
- azoic dye — any of a group of brilliant, long-lasting azo dyes, formed on the fiber by coupling diazotized materials, used chiefly for printing on cotton.
- bacciform — shaped like a berry
- bacterio- — indicating bacteria or an action or condition relating to or characteristic of bacteria
- bacteroid — resembling a bacterium
- bakuchiol — A meroterpene phenol, extracted from seeds of Psoralea corylifolia, that shows antimicrobial activity.
- balconied — That has a balcony attached.
- balconies — Plural form of balcony.
- balsamico — Balsamic vinegar.