symphysis
nounA growing together of bones originally separate, as of the two pubic bones or the two halves of the lower jawbone.
nounA line or junction thus formed.
nounAn articulation in which bones are united by cartilage without a synovial membrane.
nounThe coalescence of similar parts or organs.
nounIn anatomy and zoology: The union or connection of bones in the middle line of the body, either by confluence, by direct apposition, or by the intervention of cartilage or ligament; also, the part, or configuration of parts, resulting from such union or connection.
nounSome point or line of union between two parts; a commissure; a chiasm: as, the symphysis of the optic nerves.
nounAttachment of one part to another; a growing together; insertion or gomphosis with union: as, the symphysis of teeth with the jaw. See acrodont, pleurodont.
nounCoalescence or growing together of parts so as to close a natural passage; atresia.
nounIn botany, a coalescence or growing together of similar parts.