(chemistry) To react with acetic acid or one of its derivatives; to introduce one or more acetyl groups into a substance
acetylated
acetylated
adj
That has been reacted with acetic acid (or one of its derivatives), or has been modified by the attachment of acetyl groups.
verb
simple past tense and past participle of acetylate
acetylating
acetylating
verb
present participle of acetylate
acetylation
acetylation
noun
(organic chemistry) The reaction of a substance with acetic acid or one of its derivatives; the introduction of one or more acetyl groups into a substance.
acetylations
acetylations
noun
plural of acetylation
acetylative
acetylative
adj
Causing or relating to acetylation.
acetylator
acetylator
noun
(biochemistry) A human being or other organism that can metabolize certain drugs by acetylating them (to a greater or lesser extent).
acetylbenzene
acetylbenzene
noun
acetophenone
acetylbenzoate
acetylbenzoic
acetylbiuret
acetylcarbazole
acetylcellulose
acetylcholine
acetylcholine
noun
(biochemistry) A neurotransmitter in humans and other animals. It is an ester of acetic acid and choline with chemical formula CH₃COOCH₂CH₂N⁺(CH₃)₃.
acetylcholinesterase
acetylcholinesterase
noun
(biochemistry) An enzyme that catalyzes the hydrolysis of the neurotransmitter acetylcholine into choline and acetic acid.
acetylcholinic
acetylcholinic
adj
(biochemistry) Of or relating to acetylcholine.
acetylcyanide
acetylenation
acetylenation
noun
(organic chemistry) Conversion into, or reaction with an acetylene
acetylene
acetylene
noun
(organic chemistry, countable) Any organic compound having one or more carbon–carbon triple bonds; an alkyne.
(organic chemistry, uncountable) Ethyne; the simplest alkyne, a hydrocarbon of formula HC≡CH. It is a colourless, odorless, extremely flammable, explosive gas, formerly used as an illuminating gas, but now used in welding and metallurgy.
A lamp powered by acetylene, particularly a motor vehicle headlight.
acetylenediurein
acetylenes
acetylenes
noun
plural of acetylene
acetylenic
acetylenic
adj
(organic chemistry) Of or pertaining to acetylene or its derivatives; having a carbon-to-carbon triple bond
acetylenogen
acetylenyl
acetylenyl
noun
(organic chemistry) Any radical derived from an acetylene, but especially ethynyl
acetylfluoride
acetylglycin
acetylglycine
acetylglycine
noun
(organic chemistry) The N-acetyl derivative of glycine
acetylhydrazine
acetylhydrazine
noun
(organic chemistry) The acylhydrazine of acetic acid CH₃CO-NH-NH₂
acetylic
acetylic
adj
(organic chemistry) Of or pertaining to acetyl.
acetylid
acetylide
acetylide
noun
(organic chemistry) Any organic compound derived from acetylene or a terminal acetylene by replacing a hydrogen atom with a metal.
acetyliodide
acetylizable
acetylizable
adj
Able to be acetylized.
acetylization
acetylization
noun
Synonym of acetylation
acetylize
acetylize
verb
Synonym of acetylate
acetylized
acetylized
verb
simple past tense and past participle of acetylize
acetylizer
acetylizer
noun
Synonym of acetylator
acetylizing
acetylizing
verb
present participle of acetylize
acetylmethylcarbinol
acetylmethylcarbinol
noun
(organic chemistry) acetoin
acetylperoxide
acetylphenol
acetylphenylhydrazine
acetylrosaniline
acetyls
acetyls
noun
plural of acetyl
acetylsalicylate
acetylsalicylate
noun
(organic chemistry) the acetyl derivative of salicylate; any salt or ester of acetylsalicylic acid
acetylsalicylic
acetylsalicylic
adj
(organic chemistry) Describing any derivative of salicylic acid in which the phenolic hydroxyl has been acetylated.
acetylsalol
acetyltannin
acetyltannin
noun
(organic chemistry) Synonym of acetyltannic acid
acetylthymol
acetyltropeine
acetylurea
acey
acharya
acharya
noun
(historical, rare) a scholar, practitioner, professional, specialist, disciplinarian imparting knowledge.
(historical, rare) an individual who practices or is knowledgeable on any of the prevalent disciplines of customs, learning, rituals, arts, traditions, schools etc., especially one imparting them into pupils.
acheilary
achievability
achievability
noun
The state or condition of being achievable.
achilary
achillodynia
achillodynia
noun
(pathology) pain due to achillobursitis
achingly
achingly
adv
In an aching manner; sorely.
achlamydate
achlamydate
adj
(zoology) Not possessing a mantle.
achlamydeae
achlamydeous
achlamydeous
adj
(botany) having no perianth
achlorhydria
achlorhydria
noun
(medicine) The absence of hydrochloric acid in the stomach
achlorhydric
achlorhydric
adj
(pathology) Of or pertaining to achlorhydria
achlorophyllous
achlorophyllous
adj
(botany) not having chlorophyll and, hence, unable to engage in photosynthesis
achroacyte
achroacyte
noun
(cytology) Any colourless cell (especially a lymphocyte)
achroiocythaemia
achroiocythemia
achromacyte
achromacyte
noun
(cytology) Any cell that lacks its normal pigmentation (especially an erythrocyte that has ruptured and lost its haemoglobin)
achromatically
achromatically
adv
In an achromatic manner.
achromaticity
achromaticity
noun
(optics) The state or quality of being achromatic.
achromatocyte
achromatocyte
noun
achromacyte
achromatolysis
achromatolysis
noun
(cytology) dissolution of achromatin
achromatopsy
achromatopsy
noun
color blindness; inability to distinguish colors; daltonism, achromatopia
achromycin
achronychous
achy
achy
adj
Suffering from aches, sore.
achylia
achylia
noun
(pathology) The lack or reduced production of gastric juices in any part of the digestive tract.
achylous
achylous
adj
(physiology) Without chyle
achymia
achymous
achymous
adj
(physiology) Without chyme.
achyranthes
achyranthes
noun
plural of achyranthe
achyrodes
acicularity
acicularity
noun
Quality or degree of being acicular.
acicularly
acicularly
adj
In an acicular way.
acidify
acidify
verb
(figurative) To sour; to embitter.
To make something (more) acidic or sour; to convert into an acid.
To neutralize alkalis.
acidifying
acidifying
verb
present participle of acidify
acidimetrically
acidimetrically
adv
(chemistry) By means of, or in terms of, acidimetry.
acidimetry
acidimetry
noun
(chemistry) The measurement of the strength of acids, especially by a chemical process based on the law of chemical combinations, or the fact that, to produce a complete reaction, a certain definite weight of reagent is required.
acidity
acidity
noun
(figurative) A caustic, sour, biting, or bitter quality.
(pathology) Excessive acid quality, as in gastric secretions.
Sourness; tartness; sharpness to the taste.
The quality or state of being acid.
acidly
acidly
adv
sourly; tartly
acidology
acidolysis
acidolysis
noun
(chemistry) Decomposition of a molecule under the influence of an acid.
acidometry
acidometry
noun
Alternative form of acidimetry
acidoproteolytic
acidoproteolytic
adj
Relating to acidoproteolytes
acidosteophyte
acidosteophyte
noun
(medicine) A sharp or needle-shaped osteophyte.
acidulously
acidulously
adv
In an acidulous manner; in a mildly sour or acid way.
acidy
acidy
adj
Like an acid, somewhat acid.
acidyl
acidyl
noun
(dated, organic chemistry) acyl
acinacity
acinary
acinary
adj
Alternative form of acinar
aciurgy
aciurgy
noun
Operative surgery.
ackerley
ackerly
ackey
ackey
noun
A silver coin once used in the Gold Coast (in Africa)
ackeys
ackeys
noun
plural of ackey
ackley
acknowledgedly
acknowledgedly
adv
Confessedly, admittedly.
aclydes
aclys
acology
acology
noun
Materia medica; the science of medical remedies.
acolyctine
acolyctine
noun
(organic chemistry) An organic base, in the form of a white powder, obtained from Aconitum lycoctonum.
acolyte
acolyte
noun
(Christianity) An altar server.
(Christianity) One who has received the highest of the four minor orders in the Catholic Church, being ordained to carry the wine, water and lights at Mass.
An attendant, assistant or follower.
acolytes
acolytes
noun
plural of acolyte
acolyth
acolyth
noun
Obsolete form of acolyte.
acolythate
acolythate
noun
The office of an acolyte
acolytus
acondylose
acondylose
adj
Alternative form of acondylous
acondylous
acondylous
adj
(anatomy) Without joints; jointless.
acopyrin
acopyrine
acotyledon
acotyledon
noun
(botany) A plant that has no cotyledons, as the dodder and all flowerless plants.
acotyledonous
acotyledonous
adj
Having no seed lobes, as the dodder; also applied to plants which have no true seeds, as ferns, mosses, etc.
acouchy
acouchy
noun
Alternative form of acouchi
acoumetry
acoumetry
noun
The measuring of the power or extent of hearing.
acoustically
acoustically
adv
(domain) From the perspective of acoustics.
(manner) In an acoustic manner, or using an acoustic musical instrument.
acquaintancy
acquaintancy
noun
acquaintanceship
acquiescency
acquiescency
noun
The quality of being acquiescent; acquiescence.
acquiescently
acquiescently
adv
In an acquiescent manner.
acquiescingly
acquiescingly
adv
in an acquiescing manner
acquirability
acquirability
noun
(rare) The quality of being acquirable; attainableness.
acquisitively
acquisitively
adv
In an acquisitive manner; for the purpose of acquisition.
acracy
acracy
noun
(politics, philosophy) In political philosophy, the negation of rule by "regency", or hierarchical "government". The absence of a "ruling class". A society with the absence of imposition or coercion; one of voluntary order.
acraldehyde
acraldehyde
noun
(organic chemistry) Synonym of acrolein
acrasy
acrasy
noun
(rare) Disorderly behavior; lack of self-control; intemperance.
acridity
acridity
noun
(figurative) Bitterness in speech or behaviour; causticness.
An acrid taste or smell.
Bitterness or acerbity.
acridly
acridly
adv
In a harsh or corrosive manner.
acridyl
acridyl
noun
Alternative form of acridinyl
acrimoniously
acrimoniously
adv
In an acrimonious manner; with acrimony.
acrimony
acrimony
noun
A sharp and bitter hatred.
acrinyl
acrinyl
noun
(organic chemistry) The univalent radical p-hydroxybenzyl
acrisy
acrisy
noun
(obsolete, medicine) An inability to judge the outcome of a disease
acritochromacy
acritochromacy
noun
(archaic, medicine) Color blindness, achromatopsia.
acrity
acrity
noun
(obsolete) sharpness; keenness
acroasphyxia
acroasphyxia
noun
(pathology) Impaired circulation to the fingers
acrobacy
acrobacy
noun
acrobatics
acrobats collectively
acrobatically
acrobatically
adv
In an acrobatic manner.
acrobryous
acrobystitis
acrocephaly
acrocephaly
noun
The condition of suffering from a pointed skull.
acrocyanosis
acrocyanosis
noun
(pathology) A persistent blue or cyanotic discoloration of the digits, most commonly occurring in the hands although also occurring in the face and feet as well.
acrocyst
acrocyst
noun
A chitinous cyst of the gonophore at the top of the gonotheca in some hydroids
acrodactyla
acrodactylum
acrodactylum
noun
The upper surface of a toe
acrodynia
acrodynia
noun
(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.