- Av
- avadavat
- Avahi
- Avahi laniger
- avail
- availability
- available
- availableness
- avalanche
- avalanche lily
- Avalokiteshvara
- Avalokitesvara
- avant-garde
- avaram
- avarice
- avaricious
- avariciously
- avariciousness
- avaritia
- avascular
- avatar
- Ave Maria
- avellan
- avellane
- Avena
- Avena barbata
- Avena fatua
- Avena sativa
- Avene sterilis
- avenge
- avenged
- avenger
- avens
- aventail
- aventurine
- avenue
- aver
- average
- average cost
- average out
- averageness
- Averell Harriman
- averment
- Averrhoa
- Averrhoa bilimbi
- Averrhoa carambola
- Averroes
- averse
- aversion
- aversion therapy
- aversive
- aversive conditioning
- aversive stimulus
- avert
- avertable
- avertible
- averting
- Aves
- Avesta
- Avestan
- avian
- avianise
- avianize
- aviary
- aviate
- aviation
- aviation medicine
- aviator
- aviatress
- aviatrix
- Avicenna
- Avicennia
- Avicennia marina
- Avicennia officinalis
- Avicenniaceae
- avid
- avidity
- avidly
- avidness
- avifauna
- avifaunal
- avifaunistic
- Avignon
- avionic
- avionics
- avirulent
- avitaminosis
- avitaminotic
- avo
- avocado
- avocado pear
- avocado tree
- avocation
- avocational
- avocet
- Avogadro
- Avogadro number
- Avogadros hypothesis
- Avogadros law
- Avogadros number
- avoid
- avoidable
- avoidance
- avoirdupois
- avoirdupois unit
- avoirdupois weight
- Avon
- avouch
- avouchment
- avow
- avowal
- avowed
- avowedly
- avower
- avulse
- avulsion
- avuncular
