(zoology) A group of acalephs that includes most of the larger jellyfish
acrospire
acrospire
noun
(botany) The sprout at the end of a seed when it begins to germinate.
verb
To put forth the first sprout.
acrospore
acrospore
noun
A spore borne at the extremity of the cells of fructification in fungi.
adderspit
aepyceros
aepyornis
aeropause
aeropause
noun
The region of the atmosphere above which it is not possible for aircraft to fly
aeropulse
aeropulse
noun
pulsejet
aeroscope
aeroscope
noun
A device used to collect dust particles, spores etc from the air for subsequent analysis.
A type of compressed air camera for making films, constructed by Polish inventor Kazimierz Prószyński in 1909
aeroscopy
aeroscopy
noun
(obsolete, meteorology) The branch of meteorology that involves the scientific examination of the various properties and composition of the atmosphere, and their variation
(rare) divination by observation of the sky
(zoology) aeroscepsy
aerospace
aerospace
adj
Of, or relating to the Earth's atmosphere and nearby space.
Of, or relating to the science, technology and industry associated with aircraft, missiles, satellites and spacecraft.
noun
The atmosphere of the Earth and the region of space around it.
The industry concerned with aircraft, missiles, satellites and spacecraft.
afterpast
aftership
airplanes
airplanes
noun
plural of airplane
verb
Third-person singular simple present indicative form of airplane
airscapes
airscapes
noun
plural of airscape
airspaces
airspaces
noun
plural of airspace
airspeeds
airspeeds
noun
plural of airspeed
alpestral
amperages
amperages
noun
plural of amperage
ampersand
ampersand
noun
The symbol "&".
verb
(transitive, rare) To add an ampersand to.
apartness
apartness
noun
(countable) The result or product of being apart.
(uncountable) The state or quality of being apart.
aperients
aperients
noun
plural of aperient
aperitifs
aperitifs
noun
plural of aperitif
apertness
apertness
noun
(archaic) openness; frankness
apertures
apertures
noun
plural of aperture
apheresis
apheresis
noun
(linguistics, prosody) Elision, suppression, or complete loss of a letter or sound (syllable) from the beginning of a word, such as the development of special from especial; procope.
(medicine, general, obsolete) Extirpation or extraction of a superfluity (especially a pathological one) from the body, especially blood.
(medicine, specific, still current) The removal of blood from a patient, and the removal of certain components (such as platelets) from that blood, followed by the transfusion of the filtered blood back to the donor (patient).
aphorised
aphorised
verb
simple past tense and past participle of aphorise
aphoriser
aphoriser
noun
An aphorist.
aphorises
aphorises
verb
Third-person singular simple present indicative form of aphorise
aphorizes
aphorizes
verb
Third-person singular simple present indicative form of aphorize
aportoise
appealers
appealers
noun
plural of appealer
appearers
appearers
noun
plural of appearer
appeasers
appeasers
noun
plural of appeaser
appellors
appenders
appenders
noun
plural of appender
appertise
appetiser
appetiser
noun
Alternative spelling of appetizer.
appraised
appraised
verb
simple past tense and past participle of appraise
appraiser
appraiser
noun
One who performs appraisals.
appraises
appraises
verb
Third-person singular simple present indicative form of appraise
appressed
appressed
adj
(biology, mycology) Closely flattened down.
verb
simple past tense and past participle of appress
appressor
apprisers
apprisers
noun
plural of appriser
apprizers
apprizers
noun
plural of apprizer
approvers
approvers
noun
plural of approver
apronless
apronless
adj
Without an apron.
aprosexia
aprosexia
noun
(psychology) Inability to concentrate.
apsarases
apteryges
apteryxes
apteryxes
noun
plural of apteryx
arapahoes
arapeshes
areopagus
areopagus
Noun
The supreme judicial and legislative council of ancient Athens
arpeggios
arpeggios
verb
Third-person singular simple present indicative form of arpeggio
aruspices
aruspices
noun
plural of aruspex
plural of aruspice
ascophore
ascospore
ascospore
noun
(biology) A sexually produced spore from the ascus of an Ascomycetes fungus
aspartame
aspartame
noun
(organic chemistry) An artificial sweetener, the methyl ester of a dipeptide formed from aspartic acid and phenylalanine, used in many processed foods and beverages.
aspartate
aspartate
noun
(organic chemistry) Any salt or ester of aspartic acid.
asperated
asperated
verb
simple past tense and past participle of asperate
asperates
asperates
verb
Third-person singular simple present indicative form of asperate
aspergill
aspergill
noun
Alternative form of aspergillum
aspermont
aspermous
aspermous
adj
(botany) Lacking seeds.
asperness
aspersers
aspersers
noun
plural of asperser
aspersing
aspersing
verb
present participle of asperse
aspersion
aspersion
noun
(in the plural) slander, calumny
(obsolete) A sprinkling, especially of holy water.
An attack on somebody's reputation or good name, often in the phrase to cast aspersions upon….
aspersive
aspersive
adj
Tending to asperse; defamatory; slanderous.
aspersoir
aspersoir
noun
aspergillum
aspersors
aspersors
noun
plural of aspersor
aspersory
aspersory
adj
aspersive
noun
Synonym of aspersorium
asphalter
asphalter
noun
One who pours or works with asphalt.
aspiratae
aspirated
aspirated
adj
(French linguistics) In French, describing an initial letter h which, though silent, does not permit liaison or elision with the preceding word.
(phonetics) Pronounced with an audible breath, a brief expulsion of air at the end of the sound.
verb
simple past tense and past participle of aspirate
aspirates
aspirates
noun
plural of aspirate
astrophel
astrophel
Noun
A lover similar to that in the poem
athrepsia
athrepsia
noun
(pathology) Profound debility of children due to lack of food and to unhygienic surroundings.
atrophies
atrophies
noun
plural of atrophy
atropines
atropines
noun
plural of atropine
attempers
attempers
verb
Third-person singular simple present indicative form of attemper
auriscope
auriscope
noun
An instrument for examining the condition of the ear.
austemper
austemper
verb
(transitive) To harden (a metal) and produce a stronger microstructure by heating it into the austenite region and then immediately quenching and removing any bainite and ausferrite.
autospore
autospore
noun
An immobile spore that cannot develop flagella.
auxospore
auxospore
noun
(biology) A reproductive spore in diatoms that is formed by the union of two cells
backropes
backspear
backspeer
backspeir
backspier
bagpipers
bagpipers
noun
plural of bagpiper
bakership
bakership
noun
The role or status of a baker.
bapistery
baptizers
baptizers
noun
plural of baptizer
baroscope
baroscope
noun
barometer
beboppers
beboppers
noun
plural of bebopper
becarpets
becarpets
verb
Third-person singular simple present indicative form of becarpet
bediapers
bediapers
verb
Third-person singular simple present indicative form of bediaper
bedspread
bedspread
noun
A coverlet.
The topmost covering of a bed, often functioning as a blanket.
bedspring
bedspring
noun
A springy surface that supports the mattress of a bed.
belesprit
beplaster
beplaster
verb
(transitive) To plaster over; to cover or smear thickly; to bedaub (with something).
bepraiser
bepraiser
noun
One who bepraises.
beslipper
beslipper
verb
(transitive) To put slippers on; provide with slippers.
bespatter
bespatter
verb
(transitive) To soil by spattering.
(transitive) To spatter or cover with something; sprinkle with anything liquid, or with any wet or adhesive substance.
(transitive, figuratively) To asperse with calumny or reproach; shend.
bespeaker
bespeaker
noun
One who bespeaks.
bespreads
bespreads
verb
Third-person singular simple present indicative form of bespread
bespurred
bespurred
adj
Wearing or having spurs.
besputter
bewhisper
bewhisper
verb
(transitive, rare) To whisper.
beworship
biosphere
biosphere
noun
The part of the Earth and its atmosphere capable of supporting life.
The totality of living organisms and their environment.
boarspear
boltropes
boltropes
noun
plural of boltrope
bookpress
breastpin
breastpin
noun
An ornamental pin attached to clothing in a person's upper chest area; a brooch.
breesport
brideship
buprestid
buprestid
noun
Any of the many beetles of the family Buprestidae, which in the larval stage are destructive wood borers and as adults are often brightly coloured.
buprestis
callipers
callipers
noun
(UK) Alternative spelling of calipers
calypters
calypters
noun
plural of calypter
campfires
campfires
noun
plural of campfire
camphires
camphires
noun
plural of camphire
camporees
camporees
noun
plural of camporee
canephors
canephors
noun
plural of canephor
capeadors
capeadors
noun
plural of capeador
caperbush
caperbush
noun
Alternative form of caper bush
capersome
capersome
adj
Full of capers; frolicsome.
capeworks
capmakers
capmakers
noun
plural of capmaker
caponiers
caponiers
noun
plural of caponier
caponiser
capreolus
caprioles
caprioles
noun
plural of capriole
verb
Third-person singular simple present indicative form of capriole
capsomere
capsomere
noun
Any of the individual protein subunits of a viral capsid
capsomers
capsomers
noun
plural of capsomer
capturers
capturers
noun
plural of capturer
carapaces
carapaces
noun
plural of carapace
carapaxes
carapaxes
noun
plural of carapax
carpiodes
caryopses
caryopses
noun
plural of caryopsis
cassareep
cassareep
noun
A thick black liquid made from cassava root and spices, used medicinally and as a flavouring and preservative.
catnapers
catnapers
noun
plural of catnaper
ceroplast
cerotypes
cerotypes
noun
plural of cerotype
chaperons
chaperons
noun
plural of chaperon
verb
Third-person singular simple present indicative form of chaperon