Having an unregulated body temperature; ectothermic. / Lacking emotion or compunction.

Of, relating to, or ruled by colleagues. / (Roman Catholicism) Ruled by bishops having equal power. / Of or relating to a college or its students; collegiate.

(pathology) A chronic abscess that forms slowly, without pain, heat or inflammation.

in a cold or uncaring manner; indifferently.

(transitive) To examine diverse documents and so on, to discover similarities and differences. / (transitive) To assemble something in a logical sequence.

The act of bringing things together and comparing them; comparison. / The act of collating pages or sheets of a book, or from printing etc. / A collection, a gathering.

(obsolete) To partake of a collation, or light meal.

(metallurgy) Of metal: brittle at low temperatures.

(idiomatic) In a ruthless and unfeeling manner, particularly as applied to first-degree murder committed without provocation and with malice aforethought.

(pathology) A small bump (namely a vesicle) on the lips resulting from infection by herpes simplex viruses (mostly HHV1 but also HHV2).