- abhavya- not fit for emancipation
- abheda- identical
- ābhigrahika - mithyātva- deliberate perversity
- abhinnadaśapūrvī- an ascetic, who has the knowledge of entire ten pūrvas
- ābhogikadynamic energy
- ābhyantaratapa internal psychic austerities comprising mainly of the inhibition of citta
- ācāra- conduct
- ācāravāda- believer in conduct as the utter necessity for liberation
- ācārya- religious preceptor
- acaurya- non-stealing
- acitta- non-living
- acittamahāskandha- the largest aggregate of ultimate atoms of the physical substance, which occupies the entire cosmic space and which consists of greatest number of paramāṇus and possessed of four fundamental touches.
- adāna-nikṣepasamiti- comportment of using and laying of paraphernalia
- adṛśya- invisible
- addhā-kāla- empirical time calculated on the motion of solar motion
- adharmāstikāya-medium of rest
- adholoka- lower cosmos
- adhyavasāya- a subtle level of consciousness
- adhyayana-chapter
- advaitavāda-monism
- advaitavādī-non-dualistic
- āgama- canonical texts
- āgamagamya- object which is known through agama
- aghati karma- non- destroying karma
- agurulaghu- a generic quality of dravya, that which is responsible for the continued existence of substance
- āhāra– food
- āhāraka- the instant/s in transmigration where jīva is with sap
- āhārakasarīra- communication body
- ahimsā- non-violence
- ajīva- non- soul
- ajñāna-ignorance, the knowledge of jīva possessed of deluded world view, nescience
- ajñānavāda-agnosticism
- ajñānavādī-believers in uselessness of knowledge
- ajñeyavāda- doctrine that upholds nothing is knowable
- ākāsa- space
- ākāśāstikāya- conglomeration of space units
- akaṣāyī-passionless ascetic
- akriyāvādi(non conformist) - a heretic philosopher, who does not accept the existence of soul
- alocanā- confession
- alpanirjarā- less elimination of karma
- amūḍha-drṣṭi- undeluded faith
- amūrta– incorporeal
- ānābhigrahika- non-deliberate perversity
- anābhogika- psychic kinetic energy
- anācāra- gross transgression
- anādī- beginningless
- aṅga/aṅga-praviṣṭa- principle canonical texts
- aṅga-bāhya/upāṅga–auxiliary canonical texts
- anākāraupayoga- indeterminatecognitive activity
- ananta- infinite, a mathematical number
- anantānubandhī- passions which are the cause of endless transmigration
- anarthadaṇḍa- the eighth vow of lay follower to abstain depraved acts
- anaśana- fasting
- anātmavādī- atheistic
- anḍaja- born out of eggs
- anekānta- non-absolutism
- aneka siddha-emancipated along with others
- anīndriya-mind, intuitive knowledge
- anitya-non- eternal
- anityatva-non-eternality
- anivṛttibādara- similar coarse passions
- aniyatavipākī- uncertain fruition of karma
- aṇṇamaṇṇasiṇeha paḍibaddhā- the soul and physical matter coalesce with each other through sneha, which is mutual attraction between them
- antāralagati-the motion of the jīva after death in the space from the place of death to the reincarnation
- antarāya karma - obstructing karma
- antar-muhūrta- the time period measured from two smallest time units i.e. one samaya less in fourty eight minutes
- anubhaga- karmic bondage qua intensity
- anudaya- dormant state of karma
- anumāna- inference
- anusancaraṇa/sancaraṇa-transmigration
- anuṣṭhāna- spiritual activity
- anuyoga- A system of exposition
- anyaliṅga siddha - emancipated in an outfit of a heretic
- aparatva- posteriority
- aparigraha- non-possession
- apariṇata- immobile beings which have not been turned lifeless
- aparyāpta- un-developed, being without the completion of required bio potentials
- apavartanā- attenuation
- apkāya- water bodied being
- apoha- elimination
- apradeśa- unitless
- apramāda- vigilance in self-restraint
- aprāmāṇya- invalid
- apramatta- spiritually vigilant
- apramattasanyat- self restraint with freedom from remissness
- apratyākhyānāvaraṇa- a subtype of conduct deluding karma, rise of which obstructs the partial abstinence
- apṛthaktvānuyoga-the system of exposition of scriptural aphorisms, in which each sūtra is explained from the approach of naya
- āptapuruṣa - enlightened beings
- ārādhaka- punctilious (rightful) observer of spiritual path
- ārādhanā- punctilious (rightful) observance of the spiritual path
- ardhacakravāla- semi-circular series
- arhats- enlightened beings
- ārṣa vāṇī- preaching of enlightened ones
- arthakriyā- the potency inherent in the substance for conducting any activity
- arthataḥ- with meaning
- asamanugñāta- unfit for study
- asamjñī- living being devoid of mental faculty
- asamkhyeya/asamkhyāta-innumerable - a kind of calculable number
- asamprāpta/ayathākālaudaya- pre mature or preponedfruition
- asamvṛta - non restraint person
- asamvṛtaanagāra- non-self inhibited ascetic
- asat- non-existent
- aśrava- influx of karma
- aśrutvākevalī-spontaneous omniscient (on account of intense purity of the soul)
- aṣṭāṅga mārga- eightfold path to liberation
- aṣṭasparśī- the material aggregate which is possessed of all the eight types of touch
- aṣṭapravacana mātṛka- three inhibitions and five comportments together
- āstika- theist
- astikāya- homogenous continuum/extended existence
- astitva- existence
- astitva-mimānsā- critique of existentiality
- aticāra-partial transgression
- atīndriya- supra-sensory
- atīrthankara siddha -emancipated as the non founder of the doctrine
- atīrtha siddha - emancipated during the disappearance of doctrine
- ātmā- soul
- ātmādvaitavāda- non-duality of souls
- ātmakaṛtva- self is the doer of good and bad karmas
- ātmamīmāṃsā- critique of soul
- ātmāvādī- Believers in the existence of soul, theists
- ātyantika- absolutely
- audārika- gross physical body
- aupacārikadravya- metaphorical substance
- aupādhikaguṇa - adjoined (not inherent) attribute
- aupāpatika- beings with spontaneous birth
- avadhijñāna- clairvoyance
- avagāha- accommodation
- avagāhana- body size
- avakāśāntara- interval of space
- āvalikā- micro unit of time measurement which consists of innumerable samayas
- atyantābhāva-exclusively/potentially absent
- āvasthā- state
- āvestana- parivestana- covering and repeated covering of karmas
- avinābhāvī- necessarily concomitant
- avirati- non-abstinence
- aviratisamyagdṛṣṭi - right belief attended with non-abstinence
- ayogīkevalī- omniscience with total cessation of activities
- āyuṣyakarma- life spandetermining karma