arborol
Synonym of dendrimer.

arborols
plural of arborol

archaeol
Di-O-phytanylglycerol, a double ether of sn-1-glycerol where positions 2 and 3 are bound to phytanyl residues.

archaeols
plural of archaeol

archaeomaterial
Alternative form of archeomaterial.

archaeomaterials
plural of archaeomaterial

archaeometallurgy
The study of the prehistory of metal extraction and working

archaeosortase
An enzyme, in some archaea, that modifies protein sorting

archaeosortases
plural of archaeosortase

archaerhodopsin
Any of a group of proteins, isolated from halobacteria, that are light-driven proton pumps

archaerhodopsins
plural of archaerhodopsin

archantagonist
A chief antagonist.

archantagonists
plural of archantagonist

archeomaterial
Any material from an earlier civilization, found during archeological studies.

archeomaterials
plural of archeomaterial

archiborborine
Any dipteran of the subfamily Archiborborinae

archiborborines
plural of archiborborine

archigregarine
Any parasitic alveolate of the order Archigregarinorida

archigregarines
plural of archigregarine

archine
Alternative form of arshin.

ardisiaquinone
Any of a group of alkyl benzoquinone derivatives present in a pant of genus Ardisia.

ardisiaquinones
plural of ardisiaquinone

ardisiphenol
Any of a group of phenolic antioxidants present in Ardisia colorata

ardisiphenols
plural of ardisiphenol

arecaidine
An alkaloid,1-methyl-3,6-dihydro-2H-pyridine-5-carboxylic acid, found in areca nuts

arecaine
Synonym of arecaidine.

arecolin
Alternative form of arecoline.

arecoline
An alkaloid natural product found in the areca nut, the fruit of the areca palm (Areca catechu).

arecolines
plural of arecoline

arenediazonium
Any aryl diazonium ion or salt

arenediazoniums
plural of arenediazonium

arenicin
Any of a particular group of antimicrobial peptides

arenicins
plural of arenicin

arenocenium
Any aromatic derivative of a ferrocene ion or radical

arenonitrile
Any nitrile of an arene.

arenonitriles
plural of arenonitrile

arenosclerin
Any of a group of macrocyclic alkaloids present in sponges of the genus Arenosclera

arenosclerins
plural of arenosclerin

arenosol
psamment

arenosols
plural of arenosol

arenosugar
Misspelling of arsenosugar.

arfaptin
A protein (or associated domain) that interacts with ARF1

arfaptins
plural of arfaptin

argaman
A particular purple dye or color.
An Israeli wine grape.

argamannu
A red-purple dye.
A cloth of this color, often woolen.

argentalium
An alloy of aluminium and silver.

argentamin
Alternative form of argentamine.

argentamine
A solution of silver phosphate in an aqueous solution of ethylene diamine, used as an antiseptic astringent and as a disinfectant.

argentarium
Roman alloy of lead and tin for tinning

argentilactone
The lactone 2-[(Z)-hept-1-enyl]-2,3-dihydropyran-6-one

argentometry
A method of analytical chemistry involving titration with silver nitrate, especially for the quantitative analysis of chloride

argentry
Silver material, or silverness in color.

arginase
An enzyme that catalyses the hydrolysis of arginine to form urea and ornithine

arginases
plural of arginase

arginemia
A rare genetic disorder in which the body does not produce enough of the enzyme arginase, which is needed to convert the amino acid arginine into urea and ornithine.

argininosuccinase
argininosuccinate lyase

argininosuccinases
plural of argininosuccinase

arginylation
The addition of an arginyl group to a compound.

argiopine
An argiotoxin with IUPAC name (2S)-N-[5-[3-[3-(2S)-2-[[amino-5-(diaminomethylideneamino)pentanoyl]amino]propylamino]propylamino]pentyl]-2-2-(2,4-[[dihydroxyphenyl)acetyl]amino]butanediamide

argiotoxin
One of several polyamine toxins isolated from the orbweaver spider.

argiotoxins
plural of argiotoxin

argonaute
Any of a group of proteins responsible for the gene silencing phenomenon known as RNA interference

argonautes
plural of argonaute

argophyllin
Either of two sesquiterpene lactones present in the sunflower Helianthus argophyllus

argophyllins
plural of argophyllin

argyrin
Any of a class of antitumour drugs obtained from myxobacteria

argyrins
plural of argyrin

argyrophobia
A dislike of, or aversion to, the metal silver.

argyrose
Argyrite.

aribine
Synonym of harmane (“alkaloid”).

aricin
Alternative form of aricine.

aricine
An alkaloid found in white cinchona bark.

aridisol
A soil of the kind that dominates deserts and xeric shrublands, having a very low concentration of organic matter and little water.

aridisols
plural of aridisol

aristocide
The destruction of the upper class.

aristol
An antiseptic made from thymol and iodine.

aristolactam
A lactam derived from aristolochic acid

aristolactams
plural of aristolactam

aristolene
A bicyclic sesquiterpene (7R,7aR,7bS)-1,1,7,7a-tetramethyl-2,3,5,6,7,7b-hexahydro-1aH-cyclopropa[a]naphthalene

arjunetin
A flavonoid found in the tree Terminalia arjuna.

armorsmithing
Alternative form of armoursmithing.

armoursmithing
A profession that involves forging armour pieces, such as greaves and helms, out of raw materials like metal or steel.

arnicine
An alkaloid obtained from the arnica plant.

arnidiol
A cytotoxic triterpene with the molecular formula C₃₀H₅₀O₂.

aromagram
A graphical representation of the components of an aroma, typically produced by gas chromatography

aromagrams
plural of aromagram

aromaphyte
Any botanical substance used in aromatherapy.

aromaphytes
plural of aromaphyte

aromatase
An enzyme responsible for aromatization of androgen hormones into estrogens.

aromatases
plural of aromatase

aromatisation
Alternative spelling of aromatization.

aromatization
The conversion of aliphatic components of petroleum into aromatic compounds as part of the refining process.
The enzymatic conversion of androgen hormones into estrogens by aromatase.

aromatizations
plural of aromatization

aromotase
Misspelling of aromatase.

arotinoid
Any of a group of synthetic derivatives of a retinoid that contains a benzene ring

arotinoids
plural of arotinoid

arrestant
Any substance that halts insect development, as used in pesticides.

arrestants
plural of arrestant

arrestin
Any of a group of proteins that regulate signal transduction within cells.

arrestins
plural of arrestin

arrhenoblastoma
An ovarian tumour that releases testosterone or other male hormones

arrhenoblastomas
plural of arrhenoblastoma

arsanthridine
The heterocycle formally derived from phenanthridine by replacing the nitrogen atom with one or arsenic

arsanthridines
plural of arsanthridine

arsazine
The six-membered aromatic heterocycle containing four carbon atoms, one nitrogen atom and one arsenic atom

arsazines
plural of arsazine

arsedine
An imitation gold used in gilding.

arsenation
Conversion of a substance to, or reaction of a substance with, an arsenate (“a salt or ester of arsenic acid”).

arsenations
plural of arsenation

arsenazo
Any of a small group of azo dyes, having arsenic acid groups, that are sensitive to calcium, hafnium and similar metals

arsenazos
plural of arsenazo

arsenide
An ion that is an arsenic atom with three extra electrons and charge −3.
A compound with arsenic in oxidation state −3.

arsenides
plural of arsenide

arsenido
A ligand formed by removing a hydrogen from an arsine
A substitution by arsenic for oxygen in an oxysalt.

arsenine
The aromatic heterocycle C₅H₅As having the structure of pyridine but with an arsenic atom replacing the nitrogen

arseniuret
An arsenide.

arseniurets
plural of arseniuret

arsenobenzene
The aromatic derivative of arsenic C₆H₅-As=As-C₆H₅, whose derivatives include some pharmaceuticals

arsenobenzenes
plural of arsenobenzene

arsenobetaine
The formal derivative of betaine in which arsenic replaces the nitrogen atom, chemical formula (CH₃)₃As⁺CH₂COO⁻.

arsenobetaines
plural of arsenobetaine

arsenolidine
A saturated, five-membered heterocycle having four carbon atoms and one arsenic atom