11-letter words containing a, c, r, o
- acrocephaly — oxycephaly
- acrochordon — (medicine) A soft, pedunculated or pensile wart, consisting of myomatous or edematous fibrous tissue, often found on the neck or eyelids of elderly persons.
- acrocinesia — (pathology) Excessive movement of the limbs.
- acrocorinth — the citadel of ancient Corinth: strategic in the control of the Isthmus of Corinth; extensive ruins.
- acrodynamic — Lb linguistics acrokinetic.
- acrokinesia — (pathology) Alternative form of acrocinesia.
- acromegalia — (disease) An alternative name for the disease acromegaly.
- acromegalic — (pathology) Pertaining to or characteristic of acromegaly. (from 19th c.).
- acronymania — a great enthusiasm for creating acronyms
- acropetally — in an upward direction, towards the apex
- acropolises — Plural form of acropolis.
- actinodrome — (of a leaf) palmately veined.
- actinograph — a recording actinometer
- actinometer — an instrument for measuring the intensity of radiation, esp of the sun's rays
- actinometry — The measurement of the heating power of electromagnetic radiation, especially that of solar radiation.
- action hero — the hero in an action film
- action verb — a verb, as run, think, or soothe, that expresses something that a person, animal, object, or process in nature can do, as in Close the door! or The storm is flooding many houses along the coast, rather than expressing a state of being. Compare copula (def 2), stative.
- actor-proof — (of a role or script) effective even if poorly acted.
- adhocracies — Plural form of adhocracy.
- adipocerite — hatchettite.
- adipocerous — Like adipocere.
- adjudicator — a judge, esp in a competition
- adscription — ascription
- aeciospores — Plural form of aeciospore.
- aeolotropic — anisotropic
- aero-optics — the study of the effect of aircraft-induced and atmospheric disturbances on the efficiency of laser weapons
- aerobically — in an aerobic manner
- aeroculture — a method of growing plants without soil by suspending them above sprays that constantly moisten the roots with water and nutrients.
- aerodonetic — Relating to aerodonetics.
- aerodromics — (obsolete) The science of flying airplanes.
- aerodynamic — If something such as a car has an aerodynamic shape or design, it goes faster and uses less fuel than other cars because the air passes over it more easily.
- aeroelastic — capable of changing shape under aerodynamic forces
- aeromedical — relating to the medical treatment of disorders associated with air or space travel
- aeronautics — Aeronautics is the science of designing and building aeroplanes.
- aerosol can — a container for substances stored as aerosols, such as paint, polish, or insecticide
- aerostatics — the study of gases in equilibrium and bodies held in equilibrium in gases
- afforcement — an increase in force or strength
- affordances — Plural form of affordance.
- affrication — the changing of (a consonantal speech sound) to an affricate
- afroasiatic — designating or of a family of African and Asian languages generally divided into the branches Berber, Cushitic, Semitic, Chadic, and ancient Egyptian
- afrocentric — centered on, emphasizing, or showing the influence of African or, sometimes, African-American history and culture
- aftercooler — a device for cooling compressed air or gases to reduce their volume or temperature.
- afterschool — for students and taking place after they finish their day in school, usually in the late afternoon: He’s looking for an afterschool job. Is there afterschool tutoring in math?
- aftershocks — Plural form of aftershock.
- agoraphobic — Someone who is agoraphobic suffers from agoraphobia.
- agriproduct — a product that is a result of agribusiness
- agronomical — the science of soil management and the production of field crops.
- ahistorical — not related to history; not historical
- air command — the Canadian air force
- air cushion — an inflatable cushion, usually made of rubber or plastic