Greek-Letter Organizations

This subset of the General Acronym Listing is provided such that Greek-Letter organizations can be listed by their letters.

Active
ΑΗΜΒ	Alpha Eta Mu Beta
	in conversation:	AEMB
	other notes:	Biomedical Engineering honor society

ΑΓΔ	Alpha Gamma Delta
	other notes:	social fraternity for women
	Web address:	http://users.wpi.edu/~agd/

ΑΦΩ	Alpha Phi Omega
	in conversation:	APO
	other notes:	co-ed service fraternity
	Web address:	http://users.wpi.edu/~apo

ΑΤΩ	Alpha Tau Omega
	in conversation:	ATO
	other notes:	social fraternity
	Web address:	http://users.wpi.edu/~atomega/

ΑΞΔ	Alpha Xi Delta

ΑΧΡ	Alpha Chi Rho
	in conversation:	Crow, 'a-row'
	other notes:	social fraternity
	Web address:	http://users.wpi.edu/~axp/

ΑΨΩ	Alpha Psi Omega
	in conversation:	Alpha Psi
	other notes:	dramatic honor society, Rho Kappa Cast; at other universities the acronym would be APO, but AYO is used in deference to Alpha Phi Omega.
	Web address:	http://users.wpi.edu/~alphapsi/

ΧΕ	Chi Epsilon
	other notes:	civil engineering honor society

ΕΥΠ	Epsilon Upsilon Pi
	in conversation:	'E-U-Pi'
	other notes:	management honor society

ΗΚΝ	Eta Kappa Nu
	other notes:	electrical engineering honor society
	Web address:	http://www.hkn.wpi.edu/

ΛΑΥ	Lambda Alpha Upsilon

ΛΧΑ	Lambda Chi Alpha
	in conversation:	Lambda Chi, LCA (not LXA at WPI)
	other notes:	social fraternity
	Web address:	http://www.pizeta.org/

ΜΣΔ	Mu Sigma Delta
	other notes:	Pre-Health Society

ΩΛ	Omega Lambda
	other notes:	an informal organization of Orientation Leaders, not recognized by the university

ΘΧ	Theta Chi
	in conversation:	'ox'
	other notes:	social fraternity
	Web address:	http://users.wpi.edu/~thetachi/

	Rho Beta Epsilon
	other notes:	robotics engineering honor society

ΠΔΕ	Pi Delta Epsilon
	other notes:	media honor society

Fiji	Phi Gamma Delta
	in conversation:	Fiji
	other notes:	Social fraternity. The letters phi, gamma, and delta aren't permitted to be spelt out. (i.e., ΣΑΕ or ΦΣΚ. Use of the letters is restricted to certain places including the chapter house and tombstones.
	Web address:	http://users.wpi.edu/~phigam/

ΦΚΘ	Phi Kappa Theta
	in conversation:	'cap'
	other notes:	social fraternity
	Web address:	http://users.wpi.edu/~pkt/

ΦΛΥ	Phi Lambda Upsilon
	other notes:	chemical engineering honor society

ΠΜΕ	Pi Mu Epsilon
	other notes:	math honor society

ΦΣ	Phi Sigma
	other notes:	biology honor society

ΦΣΚ	Phi Sigma Kappa
	in conversation:	PSK
	other notes:	social fraternity
	Web address:	http://users.wpi.edu/~psks/

ΦΣΣ	Phi Sigma Sigma
	in conversation:	Phi Sig or Phi Sig Sig
	other notes:	social fraternity for women
	Web address:	http://users.wpi.edu/~pss/

ΠΤΣ	Pi Tau Sigma
	other notes:	mechanical engineering honorary society

ΣΑΕ	Sigma Alpha Epsilon
	in conversation:	SAE
	other notes:	social fraternity
	Web address:	http://users.wpi.edu/~sae/

ΨΦ	Science Fiction Society
	in conversation:	"sci-fi"
	other notes:	It's a joke. Psi Phi = SciFi... get it?
	Web address:	http://users.wpi.edu/~sfs/

ΣΦΕ	Sigma Phi Epsilon
	in conversation:	Sig Ep
	other notes:	social fraternity
	Web address:	http://users.wpi.edu/~sigep/

ΣΠ	Sigma Pi
	in conversation:	Sig Pi
	other notes:	social fraternity
	Web address:	http://users.wpi.edu/~sigmapi/

ΣΠΣ	Sigma Pi Sigma
	other notes:	physics honor society

ΤΒΠ	Tau Beta Pi
	in conversation:	TB-Pi
	other notes:	engineering honor society
	Web address:	http://users.wpi.edu/~taubeta/

ΤΚΕ	Tau Kappa Epsilon
	in conversation:	'teek'
	other notes:	social fraternity
	Web address:	http://www.zetamu.org/

ΘΝΞ	Theta Nu Xi
	other notes:	a multicultural sorority

ΥΠΕ	Upsilon Pi Epsilon
	other notes:	computer science honor society

ΖΨ	Zeta Psi
	in conversation:	'Zete,' rhymes with 'eight'
	other notes:	social fraternity
	Web address:	http://users.wpi.edu/~zetapsi/

Inactive
ΑΕΠ	Alpha Epsilon Pi
	in conversation:	AE-Pi
	other notes:	social fraternity, inactive

ΔΦΕ	Delta Phi Epsilon
	in conversation:	'D-Phi-E'
	other notes:	social fraternity for women, inactive

ΔΣΤ	Delta Sigma Tau
	in conversation:	DST
	other notes:	social fraternity
	Web address:	http://users.wpi.edu/~axp/
	replaced by:	AXP - Alpha Chi Rho

ΛΩ	Lambda Omega
	other notes:	An informal sorority, not recognized by the university. It is possible Lambda Omega still meets in secret.

ΠΩΠ	Pi Omega Pi
	other notes:	Founded in 1905. It became Theta Chi in 1909.
	replaced by:	OX - Theta Chi

ΣΔ	Sigma Delta
	replaced by:	TKE - Tau Kappa Epsilon

ΣΜΕ	Sigma Mu Epsilon
	other notes:	manufacturing engineering honor society