- reteA network of blood vessels or nerves.
- reticleA transparent plate marked with a crosshair, grid, or scale which is used in an optical instrument, etc., to aid in alignment, counting, or measurement of objects being observed; also, the crosshair, grid, or scale on such a plate.
- ablatio retinaeDetachment of the retina.
- Rete algorithmA pattern-matching algorithm for implementing production rule systems, used to determine which of the system's rules should fire based on its data store.
- reteporeAny of several species of bryozoans of the genus Reteporella (syn. Retepora) or the family Reteporidae, that form delicate calcareous corals, usually composed of thin fenestrated fronds.
- retinervedHaving reticulated veins.