9-letter words containing a, c, i
- acidizing — Acidizing is the injection of acid into the reservoir rock to enlarge the pore spaces and increase the flow of oil.
- acidophil — (of cells or cell contents) easily stained by acid dyes
- acidulant — an acidulating substance.
- acidulate — to make slightly acid or sour
- acidulent — an acidulating substance.
- acidulous — rather sour
- aciniform — shaped like a bunch of grapes
- acnegenic — causing or able to cause acne.
- acoluthic — following, subsequent; specifically, relating to an afterimage
- aconitine — a poison extracted from aconite
- acoustics — the scientific study of sound and sound waves
- acquaints — Third-person singular simple present indicative form of acquaint.
- acquiesce — If you acquiesce in something, you agree to do what someone wants or to accept what they do.
- acquirers — Plural form of acquirer.
- acquireth — Archaic third-person singular form of acquire.
- acquiring — to come into possession or ownership of; get as one's own: to acquire property.
- acquisite — (obsolete) acquired.
- acquittal — Acquittal is a formal declaration in a court of law that someone who has been accused of a crime is innocent.
- acquitted — to relieve from a charge of fault or crime; declare not guilty: They acquitted him of the crime. The jury acquitted her, but I still think she's guilty.
- acquitter — Agent noun of acquit; one who acquits or releases.
- acre-inch — the volume of water that would cover an area of 1 acre to a depth of 1 inch; one twelfth of an acre-foot: equivalent to 3630 cubic feet or 102.8 cubic metres
- acridness — Bitterness or acerbity.
- acritarch — a type of small fossil
- acritical — showing no indication of crisis
- acrobatic — An acrobatic movement or display involves difficult physical acts such as jumping and balancing, especially in a circus.
- acrodynia — (pathology) An epidemic disease of the skin characterized by increased sensibility of the soles and palms, with pricking sensations in them and rheumatoid pains in the hands and feet.
- acroliths — Plural form of acrolith.
- acrologic — Of or pertaining to the naming of hieroglyphic symbols by the first phonetic sound of the picture they represent.
- acronical — happening at sunset, as the rising of a star
- acronymic — a word formed from the initial letters or groups of letters of words in a set phrase or series of words and pronounced as a separate word, as Wac from Women's Army Corps, OPEC from Organization of Petroleum Exporting Countries, or loran from long-range navigation.
- acropolis — the citadel of an ancient Greek city
- acrospire — the first shoot developing from the plumule of a germinating grain seed
- acrostics — Plural form of acrostic.
- acroteria — acroters
- actinides — Plural form of actinide.
- actinopod — any protozoan of the phylum Actinopoda, such as a radiolarian or a heliozoan, having stiff radiating cytoplasmic projections
- actionary — (business, obsolete) A shareholder in a joint-stock company.
- actioners — Plural form of actioner.
- actioning — Present participle of action.
- actionist — a person who is bent on (spoken) action
- activated — to make active; cause to function or act.
- activater — Alternative spelling of activator.
- activates — to make active; cause to function or act.
- activator — a thing or person that activates
- activists — Plural form of activist.
- actualise — to make actual or real; turn into action or fact.
- actualism — the doctrine that all reality is animate or in motion.
- actualist — a person who deals in hard facts; a realist
- actualité — humorous word for truth
- actuality — Actuality is the state of really existing rather than being imagined.