colligate

1. To tie or group together.
2. Logic. To bring (isolated facts) together by an explanation or hypothesis that applies to them all.

[Latin colligāre, colligāt- : com-, com- + ligāre, to tie, bind.]

The verb has 2 meanings:

Meaning #1: make a logical or causal connection
  Synonyms: associate, tie in, relate, link, link up, connect

Meaning #2: consider (an instance of something) as part of a general rule or principle
  Synonym: subsume