atmospherical
atmospheric

atokal
Synonym of atokous.

atokous
Producing only asexual individuals.

atomised
simple past and past participle of atomise

atomistic
Of or pertaining to atoms or to atomism.
Divided into separate elements; not holistic.
Of a market: divided such that no single actor can noticeably affect market-wide values such as the price; competitive.

atomizable
Able to be atomized.

atomlike
Characteristic of or resembling an atom.

atomtronic
Of or pertaining to atomtronics

atonable
Capable of being atoned for.

atonal
Lacking a tonal center or key.
Not tonal, lacking tones.

atonalistic
Of or relating to atonalism.

atonic
unstressed
not having tone (pitch)
Lacking muscle tone.
Characterized by atony, or want of vital energy.

atonics
plural of atonic

atopic
Pertaining to or suffering from atopy.

atopical
Atopic; relating to or having atopy.

atoroidal
Not toroidal; that does not consist of or contain a torus.

atotter
In the act of tottering.

atoxic
Synonym of nontoxic.

atoxicogenic
Not toxicogenic.

atoxigenic
Not toxicogenic.

atrabiliarious
atrabilious

atracheate
Lacking tracheae.

atramental
Of or relating to ink; inky; black.

atramentary
Alternative form of atramentarious.

atramentous
Inky, inklike, atramental.

atratous
Blackened or turning black.

atraumatic
That minimises trauma.
That is not resulting from injury or trauma.

atremble
Trembling.

atreme
Lacking apertures.

atresic
Relating to atresia

atretic
Having no opening

atretogenic
Misspelling of teratogenic.

atrial
Of or pertaining to an atrium, especially the atrium of the heart.

atrialized
Associated with or joined to an atrium (of the heart)

atribacterial
Relating to bacteria of the phylum Atribacterota (syn. Atribacteria).

atrichic
Hairless (as the palm of the hand).

atrichous
Without hair.
Without flagella.

atrickle
Trickling.

atrioaortic
Relating to the atrium and aorta.

atriocaval
Relating to the atrium and the vena cava.

atriocentricular
Misspelling of atrioventricular.

atrioesophageal
Relating to an esophageal atrium

atriofascicular
Relating to an atrium and a fascicle.

atriohisian
Of or pertaining to an atrium and the His bundle in the electrical conduction system of the heart, as (usually, more specifically) an atriohisian tract constituting an accessory tract of conduction.

atrionodal
atrial and nodal

atriopulmonary
Relating to the atrium of the lungs

atriovenous
Of the spatial relationship between the primary veins and the atria of the heart.

atrioventricular
Of the spatial relationship between the ventricles and the atria of the heart.

atrip
Just clear of the ground.
Sheeted home, hoisted taut up and ready for trimming.
Hoisted up and ready to be swayed across.

atriumed
Having an atrium.

atrogenic
That leads to atrophy

atropaceous
Belonging to the genus Atropa.

atropal
Not inverted; orthotropous.

atrophic
Of, pertaining to, or arising from atrophy.
Sunken, recessed, and indented.

atropinic
Relating to, or having similar properties to that of atropine

atropisomeric
Relating to an atropisomer

atropodiastereoselective
Exhibiting atropisomerism and diastereoselectivity

atropoisomeric
Alternative form of atropisomeric.

atroposelective
Relating to, or exhibiting atroposelectivity

atropous
Not inverted; orthotropous.

atropurpureous
Blackish-purple.

atrypoid
relating to, or characteristic of brachiopods of the genus Atrypa.

attachable
Able to be attached.

attackable
Which may be attacked.

attacklike
Resembling or characteristic of an attack.

attackworthy
Worthy of attack or of being attacked.

attainable
Able to be accomplished, achieved, or obtained.

attainables
plural of attainable

attaindered
placed in a state of attainder

attempered
simple past and past participle of attemper

attemptable
Capable of being attempted, tried, or attacked.

attemptless
Not making or not having made an attempt.

attenable
Alternative form of attainable.

attendable
At which one must attend.

attendant
One who attends; one who works with or watches over someone or something.
A servant or valet.
A visitor or caller; one who attends (is present at or regularly goes to) some event or place.
That which accompanies or follows.
One who owes a duty or service to another.

attentional
Of or pertaining to attention.

attentionless
Without attention.

attentive
Paying attention; noticing, watching, listening, or attending closely.
Courteous; mindful.

attenuable
Capable of being attenuated.

attenuative
Tending to attenuate or lessen the force of something.
Of a yeast, capable of high attenuation, able to convert a high proportion of sugar to alcohol.

attern
Venomous; poisonous.
Cruel; fierce; ill-natured.

attestable
Able to be attested.

attestative
Of the nature of attestation; serving to attest.

attestive
Attesting; furnishing evidence.

atticky
Resembling or characteristic of an attic.

atticless
Without an attic.

atticlike
Resembling or characteristic of an attic.

atticoantral
Relating to the middle ear and its antrum

attiguous
Touching or having the same border; contiguous.

attine
Belonging to the Attini tribe of fungus-growing ants

attines
plural of attine

attingent
touching; adjacent

attired
simple past and past participle of attire

attitudey
Alternative spelling of attitudy.

attitudinal
Expressive of or pertaining to attitude.

attitudinals
plural of attitudinal

attitudinous
Having a bold and possibly unfriendly attitude; sassy.

attitudy
Showing attitude; being arrogant, disrespectful, showing off one's ego.

attolent
that raises or lifts up (often of muscles)

attomolar
Describing a concentration of 10⁻¹⁸ mole per litre. This is only about 600 particles per cubic centimeter.

attr
Abbreviation of attributive.
Abbreviation of attractive.

attractable
able to be attracted

attracticidal
Being or relating to an attracticide.

attractional
Relating to attraction
Relating to attempts to attract worshippers to a church

attractive
Causing attraction; having the quality of attracting by inherent force.
Having the power of charming or alluring by agreeable qualities; enticing.
Pleasing or appealing to the senses, especially of a potential romantic partner.

attrahent
That attracts; drawing, attracting.

attrahents
plural of attrahent

attrib
Abbreviation of attributive.

attributable
Capable of being attributed.
Allowed to be attributed.

attributal
Relating to attributes.

attributative
Misconstruction of attributive.

attributeless
Without attributes; that cannot be described using attributes.

attributional
Of or pertaining to attribution

attributive
Modifying another word, typically a noun, while in the same phrase.
Attributing; characterized by attributing; effecting attribution.

attributives
plural of attributive

attritable
Able to undergo attrition.

attritional
Of or pertaining to attrition.

attritionary
Causing or relating to attrition.

attritive
Causing attrition.

attuitional
Relating to attuition.

attuitive
Exhibiting or relating to attuition.

attunable
Capable of being attuned.

atumble
Set in a tumbling motion.

atwinkle
Twinkling.

atwitch
twitching

atwitter
twittering
nervously excited

atypic
atypical

au
Abbreviation of atomic unit.
Abbreviation of arbitrary unit.
Abbreviation of astronomical unit.
Abbreviation of Absorbance Units.

auberginey
Resembling or characteristic of an aubergine.

auchenorrhynchous
Pertaining to the suborder Auchenorrhyncha of insects.

auctionable
Able to be or worthy of being auctioned, especially for a substantial amount of money; aesthetically pleasing or desirable.

auctionlike
Resembling or characteristic of an auction.

auctorial
Of, pertaining to, or characteristic of an author.

audacious
Showing willingness to take bold risks; recklessly daring.
Impudent, insolent.

audav
Pentatonic.

audial
Of or relating to hearing, or to the sense or organs of hearing.

audible
Able to be heard.

audibles
plural of audible

audienceless
Without an audience.