6-Letter Words Starting S & Ending UM

• (anatomy) a dividing partition between two tissues or cavities

• a partition or wall especially in an ovary

• wedge-shaped bone consisting of five fused vertebrae forming the posterior part of the pelvis; its base connects with the lowest lumbar vertebra and its tip with the coccyx

• expectorated matter; saliva mixed with discharges from the respiratory passages; in ancient and medieval physiology it was believed to cause sluggishness

• An oblong shield made of boards or wickerwork covered with leather, with sometimes an iron rim; carried chiefly by the heavy-armed infantry of the Roman army.

• A scute.

• A shield-like protection, such as the scutum protecting the back of a hard tick (cf. alloscutum, conscutum)

• One of the two lower valves of the operculum of a barnacle.

• The kneecap.

• a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)

• a sign, abbreviation, letter, or character standing for words in ancient manuscripts or on coins or medals.