11-letter words containing r, i
- acerbically — in an acerbic manner
- achondrites — Plural form of achondrite.
- achondritic — (geology) Of or pertaining to achondrite, a type of stony meteorite.
- achromatism — the condition or quality of being achromatic; lack of color
- achromatize — to make achromatic; to remove colour from
- acid number — a number indicating the amount of free acid present in a substance, equal to the number of milligrams of potassium hydroxide needed to neutralize the free fatty acids present in one gram of fat or oil
- acid reflux — the regurgitation of stomach acid into the oesophagus, causing heartburn
- acidanthera — any plant of the African cormous genus Acidanthera, cultivated for its graceful tubular white and red or white and purple flowers, often scented: family Iridaceae
- acidimeters — Plural form of acidimeter.
- acidimetric — (chemistry) Describing a titration in which the titrant is an acid.
- acinaciform — (of leaves) shaped like a scimitar; curved
- acorn chair — a Jacobean chair having a crossrail with acorn-shaped pendants.
- acquirement — an acquiring or being acquired
- acquisitory — tending or seeking to acquire and own, often greedily; eager to get wealth, possessions, etc.: our acquisitive impulses; acquisitive societies.
- acriflavine — a brownish or orange-red powder used in medicine as an antiseptic and disinfectant. Formula: C14H14N3Cl
- acrimonious — Acrimonious words or quarrels are bitter and angry.
- acroamatics — Esoteric lectures.
- acrocentric — (of a chromosome) having the centromere at one end
- 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
- acropolises — Plural form of acropolis.
- acrylamides — Plural form of acrylamide.
- act curtain — Theater. a curtain for closing the proscenium opening between acts or scenes.
- act warning — notification from the manager advising the performers of the amount of time left before they must appear onstage.
- acting area — the part of a stage used by the actors: Confine the acting area for this scene to downstage.
- actinic ray — a ray of light of short wavelengths, as ultraviolet or violet, that produces photochemical effects.
- 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.
- actuarially — in an actuarial manner
- ad litteram — to the letter; exactly
- adhocracies — Plural form of adhocracy.
- adiaphorism — a Christian Protestant theological theory that certain rites and actions are matters of indifference in religion since not forbidden by the Scriptures
- adiaphorous — morally neutral or indifferent
- adiathermic — impervious to heat
- adipocerite — hatchettite.
- adipocerous — Like adipocere.
- adjudicator — a judge, esp in a competition
- admeasuring — Present participle of admeasure.
- adminicular — giving help; auxiliary, corroborative
- administers — Third-person singular simple present indicative form of administer.
- admiralties — Plural form of admiralty.