What does analogue mean?
The definition of analogue
An”a*logue, n.
Etym: [F.

1 That which is analogous to, or corresponds with, some other thing. The vexatious tyranny of the individual despot meets its analogue in the insolent tyranny of the many. I. Taylor.
2 (Philol.)
A word in one language corresponding with one in another; an analogous term; as, the Latin “pater” is the analogue of the English “father.”
3 (Nat. Hist.)

(a) An organ which is equivalent in its functions to a different organ in another species or group, or even in the same group; as, the gill of a fish is the analogue of a lung in a quadruped, although the two are not of like structural relations.
(b) A species in one genus or group having its characters parallel, one by one, with those of another group.
(c) A species or genus in one country closely related to a species of the same genus, or a genus of the same group, in another: such species are often called representative species, and such genera, representative genera. Dana.