corresponding in function but not in evolutionary origin; "the wings of a bee and those of a hummingbird are analogous"
similar or equivalent in some respects though otherwise dissimilar; "brains and computers are often considered analogous"; "salmon roe is marketed as analogous to caviar"
(mathematics, logic) such that the arguments or roles can be interchanged; "the arguments of the symmetric relation, `is a sister of,' are interchangeable"
computer circuit consisting of an electronic sub-assembly; copper conductors are laminated on an insulating board or card and circuit components are inserted into holes and dip soldered