(sometimes collectively) A chain letter.

(physics) A nuclear reaction in which particles produced by the fission of one atom trigger fissions of other atoms. / (figuratively) A series of events, each one causing or influencing the next.

(organic chemistry) That part of a molecule attached to some core structure; a radical.

(audio) To use auxiliary audio input in that manner.

A group of convicts chained together to work outside the confines of a prison. / (cycling) A group of cyclists riding in a close-knit formation akin to a road race, normally for the purposes of training.

An area where lumber is sorted and piled at a sawmill.

(biochemistry) a chain of amino acids, linked by peptide bonds, that forms the 'backbone' of proteins

A system of organizations, people, technology, activities, information and resources involved in moving a product or service from supplier to customer.

A garland created from daisies (the flowers). / (computer engineering) A bus wiring scheme in which a series of devices are connected in sequence: A to B, B to C, C to D, etc.

(electronics) To connect a network or other peripheral in sequence from one node to another through the connected devices.