| aculeus | (noun) a sharp-pointed process especially a sting of a hymenopterous insect | - |
|---|
| (noun) a stiff sharp-pointed plant process | - |
| basileus | (noun) a ruler of the eastern Roman Empire | - |
|---|
| caduceus | (noun) an insignia used by the medical profession; modeled after the staff of Hermes | - |
|---|
| calcaneus | (noun) the largest tarsal bone; forms the human heel | Synonyms: heelbone, os tarsi fibulare |
|---|
| calceus | (noun) a shoe covering the ankle; worn by ancient Romans | - |
|---|
| clypeus | (noun) a shield-like plate on the front of an insect's head | - |
|---|
| coleus | (noun) any of various Old World tropical plants of the genus Coleus having multicolored decorative leaves and spikes of blue flowers | Synonyms: flame nettle |
|---|
| cuneus | (noun) any shape that is triangular in cross section | Synonyms: wedge, wedge shape |
|---|
| gluteus | (noun) any one of three large skeletal muscles that form the buttock and move the thigh | Synonyms: glute, gluteal muscle, gluteus muscle |
|---|
| ileus | (noun) blockage of the intestine (especially the ileum) that prevents the contents of the intestine from passing to the lower bowel | Synonyms: intestinal obstruction |
|---|
| malleus | (noun) the ossicle attached to the eardrum | Synonyms: hammer |
|---|
| nucleus | (noun) a part of the cell containing DNA and RNA and responsible for growth and reproduction | Synonyms: cell nucleus, karyon |
|---|
| (noun) any histologically identifiable mass of neural cell bodies in the brain or spinal cord | - |
| (noun) the central structure of the lens that is surrounded by the cortex | Synonyms: lens nucleus |
| (noun) a small group of indispensable persons or things | Synonyms: core, core group |
| (noun) the positively charged dense center of an atom | - |
| (noun) (astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail | - |
| peroneus | (noun) muscle of the lower leg that is involved in moving the foot | - |
|---|
| pileus | (noun) a fruiting structure resembling an umbrella or a cone that forms the top of a stalked fleshy fungus such as a mushroom | Synonyms: cap |
|---|
| pronucleus | (noun) the nucleus of the ovum or sperm after fertilization but before they fuse to form the nucleus of the zygote | - |
|---|
| scarabaeus | (noun) scarabaeid beetle considered divine by ancient Egyptians | Synonyms: scarab, Scarabaeus sacer |
|---|
| soleus | (noun) a broad flat muscle in the calf of the leg under the gastrocnemius muscle | Synonyms: soleus muscle |
|---|