(obsolete, specifically) Expressing esteem or gratitude.
That acknowledges, in various sense; (especially) that notices or recognises someone or something.
noun
(archaic) The act of acknowledging something.
verb
present participle of acknowledg
present participle of acknowledge
adiadochokinesia
adiadochokinesia
noun
A dyskinesia characterized by the inability to perform the rapid alternating movements of diadochokinesia.
adiadochokinesis
adiadochokinesis
noun
Alternative form of adiadochokinesia
adirondack
adirondack
Noun
A member of an Algonquin people that lived along the Ottawa River in Ontario and Quebec.
Proper noun
The Adirondacks
adirondacks
adirondacks
Proper noun
A range of mountains in New York State.
afterreckoning
airsickness
airsickness
noun
A feeling of nausea, dizziness etc. caused by the motion of an aircraft; a form of motion sickness.
akaniaceae
akinesic
akinesic
adj
Of or pertaining to akinesia.
akinetic
akinetic
adj
Of or pertaining to akinesia: akinesic.
aktiengesellschaft
alkaptonuric
alkaptonuric
adj
Relating to alkaptonuria
alkoranic
allokinetic
altininck
anakinetic
anakinetomeric
anankastic
anankastic
adj
(linguistics) Imperative, as in the anankastic conditional.
(psychology) Characterised by compulsion; obsessive-compulsive.
anchorlike
anchorlike
adj
Resembling an anchor.
angiokinetic
angiokinetic
adj
Relating to angiokinesis or to an angiokine
aniakchak
aniseikonic
aniseikonic
adj
Having or relating to aniseikonia.
ankylocheilia
ankylodactylia
ankylopoietic
ankyloproctia
ankylotic
ankylotic
adj
Of or pertaining to ankylosis.
antibacklash
antibacklash
adj
(mechanics) Countering or preventing backlash (jarring reflex motion in machinery).
antiblack
antiblack
adj
Hostile to black people, often specifically African Americans.
antiblackism
antiblackism
noun
Antiblack sentiments or politics.
antiblock
antick
antick
noun
Obsolete form of antic.
anticked
anticked
verb
simple past tense and past participle of antic
anticker
anticker
noun
(archaic) One who performs antics; a comic performer.
anticking
anticking
verb
present participle of antic
anticks
anticks
noun
plural of antick
antickt
anticlockwise
anticlockwise
adj
(South Africa, Australia, New Zealand, British, Ireland, of movement) in a circular fashion so as to be moving to the left at the top of the circle and to the right at the bottom (when viewed from the front), in the opposite direction to the way the hands of an analogue clock move.
adv
(Australia, New Zealand, Britian, Ireland) In an anticlockwise fashion.
antihijack
antiketogenic
antiketogenic
adj
(biochemistry) That inhibits the formation of ketones during the metabolism of fats and carbohydrates in the liver
antikickback
antikickback
adj
Serving to counter kickbacks (illicit payments); antibribery.
Serving to prevent kickbacks (accidents with machinery).
antiknock
antiknock
adj
Of an additive added to petroleum/gasoline to reduce the occurrence of engine knock.
noun
Such a substance, usually tetraethyl lead (also MMT, MTBE and ethanol)
antiknocks
antiknocks
noun
plural of antiknock
antileukemic
antileukemic
adj
(oncology, pharmacology) Preventing or countering leukemia.
noun
Any drug that prevents or counters leukemia.
antiracketeering
antiracketeering
adj
Countering racketeering.
antirickets
antirickets
adj
Preventing rickets.
antiskeptic
antiskeptic
noun
One who opposes a skeptical viewpoint.
antiskeptical
antiskepticism
antiskepticism
noun
Opposition to a skeptical viewpoint.
antislickens
antistock
antistock
adj
(rare) Opposing the farming of livestock.
archidiskodon
archikaryon
archipenko
archking
archking
noun
(rare) A chief king.
arcking
arsenicked
arsenicked
adj
(rare) Poisoned with arsenic.
arsenicking
arsnicker
ashkenazic
ashkenazic
Adjective
Of or relating to the Ashkenazi Jews.
assapanick
attacking
attacking
adj
Carrying out an attack.
verb
present participle of attack
attackingly
auchinleck
autokinetic
autokinetic
adj
(historical) Of a fire-alarm telegraphy system, arranged so that when one alarm is being transmitted, no other alarm, sent in from another point, will be transmitted until after the first alarm has been disposed of.
Moving by itself or automatically.
awestricken
awestricken
adj
Filled with awe.
backaching
backadation
backbearing
backbiting
backbiting
adj
Slanderous or speaking badly, especially of a person without that person's knowledge.
noun
The action of slandering a person without that person's knowledge.
verb
present participle of backbite
backbitingly
backbitingly
adv
In a backbiting manner.
backbitings
backbitings
noun
plural of backbiting
backbitten
backbitten
verb
past participle of backbite
backbreaking
backbreaking
adj
(figuratively) Of work, very physically tiring.
backchain
backchain
verb
(computing, artificial intelligence) To perform inferences, starting with a list of goals (or a hypothesis) and working backwards from the consequent to the antecedent.
backchecking
backchecking
verb
present participle of backcheck
backcrossing
backcrossing
noun
(genetics) The crossing of a hybrid with one of its parents or an individual genetically similar to its parent.
verb
present participle of backcross
backdating
backdating
noun
The act by which something is backdated.
verb
present participle of backdate
backdropping
backdropping
verb
present participle of backdrop
backening
backfilling
backfilling
noun
The process by which something is backfilled.
verb
present participle of backfill
backfiring
backfiring
noun
A failure that leads to further misfortune.
The occurrence of a backfire.
verb
present participle of backfire
backfitting
backfitting
verb
present participle of backfit
backflipping
backflipping
verb
present participle of backflip
backflowing
backflowing
adj
flowing backwards
verb
present participle of backflow
backfriend
backfriend
noun
(UK, dialectal) A friend at one's back; a backer; one who does his best for another; a supporter.
(UK, dialectal) A hangnail.
(UK, dialectal, obsolete) A false friend; a secret enemy.
backhanding
backhanding
verb
present participle of backhand
backhauling
backhauling
verb
present participle of backhaul
backing
backing
adj
(music) Providing support for the main performer.
noun
(music) Musicians and vocalists who support the main performer.
(television, film) A backdrop.
A liner or other material added behind or underneath.
Support, especially financial.
The action of putting something back; a switching into reverse.
The mounting of a horse or other animal.
verb
present participle of back
backings
backings
noun
plural of backing
backjoint
backjoint
noun
(architecture) A rebate or chase in masonry left to receive a permanent slab or other filling.
backlashing
backlashing
verb
present participle of backlash
backliding
backlighting
backlighting
noun
The illumination of a photographic subject from the rear, causing edges to glow while other areas remain in shadow.
verb
present participle of backlight
backlings
backlins
backlisting
backlisting
verb
present participle of backlist
backloading
backloading
noun
(transport) The transportation of cargo or shipment on a return trip, using the space already paid for and used for the outward leg.
verb
present participle of backload
backlogging
backlogging
verb
present participle of backlog
backpacking
backpacking
noun
hiking and camping overnight in backcountry with one's gear carried in a backpack.
low-cost, generally urban, travel with minimal luggage and frugal accommodations.
verb
present participle of backpack
backpedaling
backpedaling
noun
The act of distancing oneself from a previously supported idea, action, behaviour, etc.; a U-turn or flip-flop.
verb
(US) present participle of backpedal
backpointer
backpointers
backscattering
backscattering
noun
(physics) The scattering of waves, particles, or signals back in the direction of their source.
verb
present participle of backscatter
backscratching
backscratching
verb
present participle of backscratch
backsetting
backsetting
verb
present participle of backset
backslapping
backslapping
noun
action of the verb to backslap
verb
present participle of backslap
backslidden
backslidden
verb
past participle of backslide
backsliding
backsliding
adj
sliding back
noun
An occasion on which one backslides, especially in a moral sense.
verb
present participle of backslide
backslidingness
backspacing
backspacing
verb
present participle of backspace
backspin
backspin
noun
(music) Synonym of spinback
Spin applied to a ball in order to slow it, change its flight, or stop it when it lands.
verb
(music) To play a section of a record in reverse, as a disc jockey; to apply spinback.
(transitive) To spin (a ball) with this motion.
backspins
backspins
noun
plural of backspin
backsplicing
backsplicing
verb
present participle of backsplice
backspringing
backstabbing
backstabbing
noun
The act of one who backstabs.
verb
present participle of backstab
backstamping
backstein
backstitching
backstitching
verb
present participle of backstitch
backstopping
backstopping
verb
present participle of backstop
backstring
backstroking
backstroking
verb
present participle of backstroke
backswing
backswing
noun
(sports) The preparatory stroke preceding that which produces contact with the target. Normally associated with sports using an implement such as a bat, club, racket or stick.
verb
To swing backward.
backswording
backswording
noun
Sport or exercise using a backsword or singlestick.
backtracking
backtracking
noun
(aviation) The usage of a runway as a taxiway, especially at private strips and smaller airports.
(computer science) The act of building all possible solutions to a problem incrementally, abandoning any candidate solution if it cannot lead to a valid solution.
(countable, uncountable) The act of one who, or that which, backtracks; a retracing of one's steps.
verb
present participle of backtrack
backwardation
backwardation
noun
(obsolete) In the London Stock Exchange: a fee paid by a seller on settlement day either to the buyer or to a third party who lends stock, when the seller wishes to defer settlement until the next settlement day.
In full normal backwardation: the situation in a futures market where the price for future delivery of a commodity (the forward price) is lower than the price for immediate delivery (the spot price) or nearer delivery, generally arising from a near-term shortage of the commodity.
The situation in a stock market where the offer price for stock is lower than the bid price.
backwashing
backwashing
noun
A form of water treatment in which water is pumped backwards through the filter media, sometimes with intermittent use of compressed air.
backwind
backwind
noun
(nautical) The flow of air so deflected
verb
(nautical) To deflect air into the back of a sail or of a vessel