page 42 for the letter A
- altisonant
- altissimo
- altitude
- altitude sickness
- altitudinal
- altitudinarian
- alto
- alto clef
- alto-cumulus
- alto horn
- alto-relievo
- alto-stratus
- altogether
- altometer
- altricial
- Altrincham
- altruism
- altruist
- altruistic
- aludel
- aludel furnace
- alula
- alum
- alum cake
- alum rock
- alum root
- alum schist
- alum stone
- Alumbrados
- alumina
- aluminate
- aluminic
- aluminide
- aluminiferous
- aluminite
- aluminium
- aluminize
- aluminose
- aluminothermy
- aluminous
- aluminox
- aluminum
- alumna
- alumnus
- Alundum®
- alunite
- alunitization
- alunogen
- alure
- aluta
- alutaceous
- alveary
- alveolar
- alveolariform
- alveolary
- alveolate
- alveole
- alveoliform
- alveolite
- alveolus
- alviducous
- Alvin
- alvine
- alway
- always
- always-connected
- always-on
- Alwin
- alypin
- alyssum
- Alzheimer’s disease
- am
- AMA
- Amabelle
- amability
- amadavat
- amadelphous
- amadou
- amaga
- amah
- amain
- amal.
- Amalekite
- amalg.
- amalgam
- amalgamable
- amalgamate
- amalgamation
- amalgamator
- amalgamize
- amalic acid
- amaltas
- amamau
- Amanda
- amandin
- amanita
- amanitin
- amanuensis
- amaranth
- amaranthine