An instrument for viewing pictures by means of a lens, so as to present them in their natural proportions and relations.
aleuroscope
algophagous
algophagous
adj
That eats algae
algophilist
algophilist
noun
A person who is subject to algophilia; one who derives sexual pleasure from feeling pain.
alisphenoid
alisphenoid
adj
(anatomy) Relating to a bone in the base of the skull, which in the adult is often consolidated with the sphenoid.
(anatomy) Relating to or forming the wing of the sphenoid bone.
noun
(anatomy) The greater wing of the sphenoid bone
allelomorph
allelomorph
noun
(genetics, obsolete) Synonym of allele
allelopathy
allelopathy
noun
The release by a plant of a toxin to suppress growth of nearby competing plants.
allelotropy
allicampane
allocryptic
allographic
allographic
adj
Relating to allographs or allography.
allomorphic
allomorphic
adj
Pertaining to allomorphism or to allomorphs.
allopathies
allopathies
noun
plural of allopathy
allopathist
allopathist
noun
A practitioner of allopathy
allopatries
allopelagic
allopelagic
adj
(biology, of a marine organism) That lives at a variety of depths
allophanate
allophanate
noun
(organic chemistry) Any salt or ester of allophanic acid
allophylian
allophylian
Adjective
Allophylic
allophytoid
alloplasmic
alloplasmic
adj
Relating to, or composed of alloplasm
alloplastic
alloplastic
adj
(psychology) Involving a subject changing the environment or situation rather than him/herself.
(surgery) Related to an alloplast or to alloplasty
noun
(surgery) Any artificial material substituted for tissue grafts
allopsychic
allopsychic
adj
(psychology) Relating to the relationship between the mind and the outside world
allopurinol
allopurinol
noun
(pharmacology) A synthetic drug which inhibits uric acid formation, used to treat gout and related conditions.
allotrophic
allotrophic
adj
Changed or modified in nutritive power by the process of digestion.
Of or pertaining to an allotroph.
allotropies
allotropies
noun
plural of allotropy
allotropism
allotropism
noun
(chemistry) The ability (of an element) to exist in more than one physical form without change of state.
allotropize
allotropize
verb
To change in physical properties but not in substance.
allotropous
allotropous
adj
(biology) Pertaining to an insect which is attracted to flowers of a large range of different species of plant, or an insect which does not feed exclusively on one type of flower.
(botany) Pertaining to a flower which attracts a large range of different insects to feed on its nectar.
allotypical
allotypical
adj
(immunology, rare) Allotypic: of, due to, or pertaining to an allotype.
almonership
almonership
noun
The rank or office of an almoner.
alnagership
alnagership
noun
The role or status of an alnager.
alogotrophy
alpenstocks
alpenstocks
noun
plural of alpenstock
alpetragius
alphabetary
alphabetary
adj
(obsolete) alphabetic; rudimentary
alphabetics
alphabetics
noun
(dated) The science of representing spoken sounds by letters.
alphabeting
alphabeting
verb
present participle of alphabet
alphabetise
alphabetise
verb
Non-Oxford British English standard spelling of alphabetize.
alphabetism
alphabetism
noun
An initialism: an abbreviation which is read letter by letter, such as UN.
Discrimination on the basis of the first letter of a name.
Excessive reliance upon the alphabet or alphabetic structures.
The ability to read an alphabet, a rudimentary form of literacy.
alphabetist
alphabetist
noun
Someone who practices alphabetism, discrimination on the basis of the first letter of a name.
alphabetize
alphabetize
verb
(US, Canada) To arrange words or items in order of the first (and then subsequent) letters as they occur in the alphabet.
alphatoluic
alphesiboea
alpiniaceae
altarpieces
altarpieces
noun
plural of altarpiece
aluminotype
aluminotype
noun
A form of printing plate made of a sheet of aluminium.
alycompaine
amadelphous
amadelphous
adj
Outgoing; gregarious.
amanitopsis
amateurship
amateurship
noun
The quality or character of an amateur.
amblyoscope
amblyoscope
noun
A reflecting stereoscope used to evaluate binocular vision
amblypodous
amboceptoid
amboceptoid
noun
(obsolete) A hypothetical form of amboceptor that has undergone a degenerative change and lost its cytophil or complementophile groups.
amidocapric
amidophenol
amidopyrine
amidopyrine
noun
(medicine) Synonym of aminophenazone
aminophenol
aminophenol
noun
(organic chemistry) Any amino derivative of a phenol
(organic chemistry) Any of three isomeric amino derivatives of phenol; hydroxyaniline
aminopterin
aminopterin
noun
(pharmacology) A 4-amino analog of folic acid used as a chemotherapy drug.
aminopurine
aminopurine
noun
(organic chemistry) Any amino derivative of a purine
aminopyrine
aminopyrine
noun
aminophenazone
ammophilous
ammophilous
adj
Thriving in a sandy environment.
ammotherapy
amorphinism
amorphinism
noun
withdrawal symptoms from morphine
amorphously
amorphously
adv
In an amorphous manner.
ampelideous
amperemeter
amperemeter
noun
Synonym of ammeter.
amperometer
amperometer
noun
(rare) Synonym of ammeter.
amphanthium
ampheclexis
ampherotoky
amphetamine
amphetamine
noun
(informal) Any mixture of the two amphetamine enantiomers, dextroamphetamine and levoamphetamine.
(informal, nonstandard) Referring to a substituted amphetamine; a member of the amphetamine class of chemicals.
(medicine, pharmacology) A potent central nervous system stimulant of the phenethylamine chemical class that is used to treat ADHD, narcolepsy, and obesity.
(organic chemistry, proper) The racemic freebase of 1-phenylpropan-2-amine; an equal parts mixture of levoamphetamine and dextroamphetamine in their pure amine forms.
amphibiotic
amphibiotic
adj
Describing insects that initially live in water but live on land as adults
amphibolies
amphibolies
noun
plural of amphiboly
amphiboline
amphibolite
amphibolite
noun
Any of a class of metamorphic rock composed mainly of amphibole with some quartz etc.
amphibology
amphibology
noun
(archaic) Amphiboly.
amphibolous
amphibolous
adj
(obsolete) ambiguous; doubtful
amphibrachs
amphibrachs
noun
plural of amphibrach
amphibryous
amphicarpia
amphicarpic
amphicarpic
adj
(botany) Producing fruit of two kinds, either in shape or in time of ripening.
amphicarpus
amphichroic
amphichroic
adj
(chemistry) Exhibiting or producing two colours, as substances which may change red litmus to blue and blue litmus to red.
amphichrome
amphichromy
amphicrania
amphicrania
noun
(pathology) A headache affecting both sides of the head.
amphictyons
amphictyons
noun
plural of amphictyon
amphictyony
amphictyony
noun
A religious foundation or co-operative shared between Greek city states during the classical period, typically to support the temple or cult of a deity shared by the city states. Also used academically to refer to similar arrangements in non-Greek cultures.
amphicyrtic
amphicytula
amphidromia
amphidromia
noun
An ancient Greek postnatal festive ceremony.
amphidromic
amphidromic
adj
Alternative form of amphidromical
Alternative form of amphidromous
Relating to a tidal node
amphierotic
amphigamous
amphigamous
adj
(botany) Having an entirely cellular structure and no distinct sexual organs.
amphigenous
amphigenous
adj
(botany) Increasing in size by growth on all sides, as in the lichens.
(psychology, obsolete) Relating to a form of inversion where the desired partner may be either male or female, i.e. bisexuality.
amphigonium
amphigonous
amphigonous
adj
(biology) Relating to both parents.
amphigories
amphigories
noun
plural of amphigory
amphigouris
amphikaryon
amphilochus
amphilogism
amphimacers
amphimacers
noun
plural of amphimacer
amphimachus
amphimictic
amphimictic
adj
Relating to amphimixis.
amphimorula
amphinesian
amphioxidae
amphioxides
amphioxuses
amphioxuses
noun
plural of amphioxus
amphipathic
amphipathic
adj
(biochemistry) Of the surface(s) on a protein, particularly an alpha helix, where one surface of the alpha helix has hydrophilic amino acids and the opposite face has hydrophobic (or lipophilic) amino acids.
(chemistry) Describing a molecule, such as a detergent, which has both hydrophobic and hydrophilic groups.
amphiphiles
amphiphiles
noun
plural of amphiphile
amphiphilic
amphiphilic
adj
(biochemistry, of a protein, especially an alpha helix) Having one surface consisting of hydrophilic amino acids and the opposite surface consisting of hydrophobic (or lipophilic) ones.
(chemistry, of a molecule) Being a detergent: having both hydrophilic and hydrophobic (or lipophilic) groups.
amphiphloic
amphiphloic
adj
(botany) Of stems in which the phloem is both external and internal to the xylem.
amphipleura
amphiploids
amphiploids
noun
plural of amphiploid
amphiploidy
amphiploidy
noun
(genetics) The condition of being amphiploid
amphipneust
amphipodous
amphipodous
adj
(zoology) Of or pertaining to the Amphipoda.
amphiprotic
amphiprotic
adj
(chemistry) Able to both donate and accept a proton, and thus able to react both as an acid and a base; amphoteric.
amphirhinal
amphisbaena
amphisbaena
noun
(mythology) A mythical serpent having a head at each end of its body, able to move in either direction.
A member of a genus of lizards, native to the Americas, having extremities which are very similar.
amphiscians
amphiscians
noun
plural of amphiscian
amphistomum
amphistylar
amphistylic
amphistylic
adj
(anatomy, of a skull) Having the mandibular arch articulated with the hyoid arch and the cranium, as in the cestraciont sharks.
amphithalmi
amphithecia
amphithemis
amphithuron
amphithyron
amphitokous
amphitricha
amphitropal
amphitropal
adj
(botany) Having the ovule inverted, but with the attachment near the middle of one side; half anatropous.
amphiumidae
amphivorous
amphizoidae
amphodelite
amphogenous
amphophilic
amphophilic
adj
(cytology) That can be stained with either an acidic or a basic dye.
amphoricity
amphoricity
noun
(rare) The quality of being amphoric.
amphoriskoi
amphoriskos
ampicillins
ampicillins
noun
plural of ampicillin
ampitheater
ampitheater
noun
Misspelling of amphitheater.
amplenesses
amplexation
amplexation
Noun
An embrace.
amplexicaul
amplexicaul
adj
(botany, of leaves) Having lobes (usually auriculate) that completely surround the stem.