A is for Anton Karidian.
B is for Black holes.
C is for Ceti Alpha V.
D is for David Marcus and Duotronics. Dr Daystrom's claim to fame.
E is for Edo and Elim Garak.
F is for Federation Funny Farm.
G is for the Grisella.
H is for Harcourt Fenton Mudd.
I is for the IDIC.
J is for James Tiberius Kirk.
K is for Kang, Kor and Koloth.
L is for the Legaran.
M is for the Mars Defense Perimeter.
N is for Nona. She likes to bathe outside where men can sneak a peek.
O is for Omicron Ceti III.
P is for Pon Farr.
Q is for Qualor II.
R is for James R. Kirk, that was carved in Kirk's tombstone
in Where No Man Has Gone Before.
S is for Stonn of Vulcan.
T is for Terok Nor, aka DS9.
U is for Ulis the Ferengi, a 22nd century pirate who participated in the failed raid and looting of Enterprise NX-01.
V is for Valeris, the most (in)famous Vulcan traitor of them all.
W is for West. Colonel West. Co-conspirator in the Gorkon and Khitomer assassination plots of 2293.
X is for Xenolinguist. Uhura's main area of expertise. Wink, wink,nudge, nudge, say no more, say no more, you know what I mean, you know what I mean?
Y is for Yellow uniforms, O'Brien's for example.