(pathology) A disease caused by the presence of pathogenic organisms, especially bacteria, or their toxins, in the bloodstream, characterised by chills and fever.

(pathology) A life-threatening condition caused by infection and sepsis, often after surgery or trauma.

(UK, Australia, New Zealand, Cockney rhyming slang) Alternative form of septic; an American.

A small-scale watertight treatment system for domestic sewage in which the flow is slowed to allow sedimentation and sludge digestion by bacteria to take place.

(Christianity) A Sunday in the Christian calendar nine weeks before Easter Sunday.

(now rare) The team of translators who produced the Septuagint. / An influential Greek translation of the Hebrew Bible produced in Alexandria in the 3rd and 2nd centuries BC.

plural of septum

A romantic relationship where one partner is significantly older than the other.

(anatomy, biology, relational) Of or pertaining to a septum. / (archaeology, of a stone or slab) Separating compartments in a burial chamber.

(relational) Relating to an Irish clan or sept.