Eid

Eid may be Arabic for "festival" (English pronunciation: /ˈiːd/; Arabic: عيد ‘īd), a Norwegian place name, or an acronym.

Eid or EID may refer to:

Islamic, Arab and Persian festivals

Eid ul-Fitr (Arabic: عيد الفطر ‘īdu l-fiṭr "Festival of the Fast Breaking"), marks the end of the month of Ramadan
Eid al-Adha (Arabic: عيد الأضحى ‘īdu l-’aḍḥā "Festival of the Sacrifice"), Greater Eid, or Eid-e Qurban , celebrated to commemorate prophet Abraham's willingness to sacrifice his son for God
Eid-e Nowruz (Persian: عید نوروز eyde nowruz), celebrated on Nowruz and marking the first day of spring and the beginning of the Iranian year as well as the Baha'i year
Eid Mubarak (Persian: عید مبارک eyd mobârak, from the Arabic عید مبارﻙ ‘īd mubārak, lit. "bless you on this festival") or ("Have a good blessed festival"), a greeting used by Muslims during Eid ul-Fitr and Eid al-Adha.
Eid Milad an Nabi (عيد المولود نبي) ("Festival of the birth of the Prophet"), one of several names for Mawlid
Eid al-Milad (Arabic: عيد الملاد īdu l-milād "Festival of the Birth"), Arabic phrase for Birthday.
Eid al-Ghadeer, the day of Eid for Shia Muslims that marks the nomination of Ali, prophet's cousin, as the successor of the prophet
Eid al-Mubahila, the day of Eid for Shia Muslims that marks the success of Muslims in a peaceful debate with Christians of the time
Eid E Shuja, the day of Eid for Shia Muslims and marks the end of the mourning period after the events of Karbala
Eid prayer (صلاة العيدين) (salatu'l-`idayn), prescribed in the first year after the hijra

Ecological interface design, design framework for complex sociotechnical systems
Electronic identity card, smartcard used for proof of identity
Emerging infectious disease, term for an increasingly prevalent infectious disease
Emotional instability disorder, psychological condition formerly known as borderline personality disorder (BPD).
(usually "EID") -- a certain kind of employee ID, especially the kind assigned (one per person) to employees at companies who use PeopleSoft software.
End-to-end distance