| Term | Definition / Meaning / Stand for |
| AAA |
Ancient and Accepted (Freemasonry) |
| AABB |
Apostolic Assembly of the Faith in Christ Jesus |
| AAHS |
Ancient Arabic Order of the Nobles of the Mystic Shrine |
| AAO |
Altar and Ambo (Liturgical) |
| ACC |
Anglican Catholic Church |
| ACNA |
Anglican Church in North America |
| ADE |
African Diaspora Evangelicals |
| AECC |
Apostolic Evangelical Catholic Church |
| AGC |
Apostolic Gospel Church |
| AGM |
Anglican Global Mission |
| AIH |
Association of Interfaith Healers |
| ALL |
American Life League (Catholic Pro-Life Group) |
| ALT |
Anglican Leadership Training |
| AMP |
Anglican Missionary Partners |
| AOG |
Assemblies of God |
| ARC |
Anglican Renewal Conference |
| ASC |
American Spiritual Communities |
| BAD |
Buddhist Association of Dharma |
| BAM |
Business as Mission (Christian Ministry) |
| BBF |
Baptist Bible Fellowship |
| BCE |
Before Common Era |
| BHS |
Biblical Hebrew Studies |
| BLS |
Bachelor of Liberal Studies (Theology) |
| BOC |
Body of Christ |
| BOG |
Book of Genesis |
| BPM |
Biblical Preaching Ministries |
| BT |
Biblical Theology |
| C&S |
Cherubim & Seraphim |
| CA |
Church Army |
| CAC |
Christ Apostolic Church |
| CACC |
Central Africa Christian Council |
| CAHP |
Co-ordinating Agency for Health and Planning |
| CALM |
Centro Assistenza Laici Missionari |
| CAPA |
Council of Anglican Provinces of Africa |
| CARA |
Christian Action by Radio in Africa |
| CARE |
Citizen's Association for Racial Equality |
| CARF |
Christian Amateur Radio Fellowship |
| CASA |
Christian Agency for Social Action, Relief and Development |
| CATA |
Comite Acesor de Textos Autodidacticos |
| CATF |
Catholic African Teacher's Federation of South Africa |
| CBA |
Catholic Biblical Association |
| CBAI |
Catholic Biblical Association of India |
| CBCJ |
Catholic Bishop's Conference of Japan |
| CBHMS |
Conservative Baptist Home Mission Society |
| CC |
Churches of Christ |
| CCAC |
Comite de Coordinacion de Movimientos de Jovenes |
| CCC |
Centro Cattolico Cinematografico |
| CCCC |
Caribbean Council of Christian Churches |
| CCCC |
Christian Churches & Churches of Christ |
| CCJ |
Council of Christians and Jews |
| CCM |
Contemporary Christian Music |
| CEB |
Christian Education Board |
| CENCO |
Conference Episcopale Nationale du Congo |
| CERC |
Christian Education Resource Centre |
| DCM |
Divine Contemplative Monastery |
| DGB |
Dharma Gateway Buddhism |
| DLC |
Divine Love Consciousness |
| DLS |
Doctor of Liturgical Studies |
| DMC |
Dharma Meditation Circle |
| DMC |
Dominican Monastic Community |
| DOD |
Day of Deliverance |
| DOL |
Disciple of Light |
| DPA |
Daily Prayer and Affirmation |
| DPN |
Divine Presence Network |
| DTM |
Divine Transformation Meditation |
| DTP |
Dharma Teaching Program |
| DWB |
Diamond Way Buddhism |
| DWS |
Divine Wisdom Studies |
| DYA |
Diocesan Youth Apostolate |
| EAC |
Evangelical Alliance Church |