Crosslinks is an evangelical Anglican missionary society, and was known as Bible Churchmen's Missionary Society (BCMS) until 1992. BCMS was founded in 1922. The first BCMS missionary was 84 year old Archdeacon Mackay of Saskatchewan, Canada.

A covalent bond connectingtwo molecules. Crosslink are often used to show proximity of sites on different molecules in stable or transient complexes.