Words beginning with A
The letter A
1,741 videos · Page 12 of 59adrafinil
A mild stimulant of the central nervous system used to relieve excessive sleepiness and inattention in elderly patients.
adrenaline
Epinephrine, the hormone and neurotransmitter.
adrenarche
A stage of maturation of the cortex of the human adrenal glands, related to puberty, typically occurring between the ages of six and…
adrenochrome
An oxidation product of adrenaline or epinephrine; its semicarbazone is used as a drug to reduce bleeding.
adrenocorticotropic
That stimulates the adrenal cortex.
Adrian Wojnarowski
Hear this word or name in the American Pronunciation Guide video.
adriana
A female given name from Latin or Etruscan, masculine equivalent Adrian.
Adriana Lima
Hear this word or name in the American Pronunciation Guide video.
Adrianna Papell
Hear this word or name in the American Pronunciation Guide video.
Adrien Broner
Hear this word or name in the American Pronunciation Guide video.
adrienne
A female given name from French.
adroit
deft, dexterous, or skillful
aducanumab
A human monoclonal antibody and drug candidate designed for treatment of Alzheimer's disease.
adulation
Flattery; fulsome praise.
adult
An animal that is full-grown.
adulterate
Corrupted or made impure by being mixed with something else; adulterated.
advance
To help the progress of (something); to further.
advanced
simple past and past participle of advance
Advanced Graphics
Hear this word or name in the American Pronunciation Guide video.
advantage
Any condition, circumstance, opportunity or means, particularly favorable or chance to success, or to any desired end.
advantageous
Being of advantage, beneficial.
advent
Arrival; onset; a time when something first comes or appears; the time when it is approaching.
adverb
A word that modifies a verb, adjective, other adverbs, or various other types of words, phrases, or clauses.
adverse
Unfavorable; antagonistic in purpose or effect; hostile; actively opposing one's interests or wishes; contrary to one's welfare; act…
advertisement
A commercial solicitation designed to sell some commodity, service or similar.
advertiser
One who advertises.
advil
A brand name for ibuprofen, a nonsteroidal anti-inflammatory drug.
advisor
One who offers advice.
advocates
plural of advocate
Adwoa Aboah
Hear this word or name in the American Pronunciation Guide video.