| arcella | (noun) an amoeba-like protozoan with a chitinous shell resembling an umbrella | - |
|---|
| canella | (noun) highly aromatic inner bark of the Canella winterana used as a condiment and a tonic | Synonyms: canella bark, white cinnamon |
|---|
| chlorella | (noun) any alga of the genus Chlorella | - |
|---|
| christella | (noun) any of several tropical ferns of the genus Christella having thin brittle fronds | - |
|---|
| columella | (noun) a small column (or structure resembling a column) that is a part of a plant or animal | - |
|---|
| fella | (noun) a boy or man | Synonyms: blighter, bloke, chap, cuss, feller, fellow, gent, lad |
|---|
| fenestella | (noun) oval or circular opening; to allow light into a dome or vault | Synonyms: lunette |
|---|
| fraxinella | (noun) Eurasian perennial herb with white flowers that emit flammable vapor in hot weather | Synonyms: burning bush, Dictamnus alba, dittany, gas plant |
|---|
| gentianella | (noun) low-growing alpine plant cultivated for its dark glossy green leaves in basal rosettes and showy solitary bell-shaped blue flowers | Synonyms: Gentiana acaulis |
|---|
| glabella | (noun) a smooth prominence of the frontal bone between and above the eyebrows; the most forward projecting point of the forehead in the midline at the level of the supraorbital ridges | Synonyms: mesophyron |
|---|
| helvella | (noun) any fungus of the genus Helvella having the ascocarps stalked or pleated or often in folds | - |
|---|
| klebsiella | (noun) a genus of nonmotile rod-shaped Gram-negative enterobacteria; some cause respiratory and other infections | - |
|---|
| lamella | (noun) thin plate | - |
|---|
| (noun) a thin membrane that is one of the calcified layers that form bones | - |
| (noun) any of the radiating leaflike spore-producing structures on the underside of the cap of a mushroom or similar fungus | Synonyms: gill |
| legionella | (noun) the motile aerobic rod-shaped Gram-negative bacterium that thrives in central heating and air conditioning systems and can cause Legionnaires' disease | Synonyms: Legionella pneumophilia |
|---|
| mozzarella | (noun) mild white Italian cheese | - |
|---|
| nigella | (noun) any plant of the genus Nigella | - |
|---|
| novella | (noun) a short novel | Synonyms: novelette |
|---|
| paella | (noun) saffron-flavored dish made of rice with shellfish and chicken | - |
|---|
| panetella | (noun) a long slender cigar | Synonyms: panatela, panetela |
|---|
| patella | (noun) a small flat triangular bone in front of the knee that protects the knee joint | Synonyms: kneecap, kneepan |
|---|
| pseudorubella | (noun) a viral disease of infants and young children; characterized by abrupt high fever and mild sore throat; a few days later there is a faint pinkish rash that lasts for a few hours to a few days | Synonyms: exanthema subitum, roseola infantilis, roseola infantum |
|---|
| roccella | (noun) a source of the dye archil and of litmus | Synonyms: Roccella tinctoria |
|---|
| rubella | (noun) a contagious viral disease that is a milder form of measles lasting three or four days; can be damaging to a fetus during the first trimester | Synonyms: epidemic roseola, German measles, three-day measles |
|---|
| salmonella | (noun) rod-shaped Gram-negative enterobacteria; cause typhoid fever and food poisoning; can be used as a bioweapon | - |
|---|
| sequella | (noun) a secondary consequence | - |
|---|
| shigella | (noun) rod-shaped Gram-negative enterobacteria; some are pathogenic for warm-blooded animals; can be used as a bioweapon | - |
|---|
| tarantella | (noun) a lively whirling Italian dance for two persons | Synonyms: tarantelle |
|---|
| (noun) music composed in six-eight time for dancing the tarantella | - |
| tessella | (noun) a small tessera | - |
|---|
| umbrella | (adjective) covering or applying simultaneously to a number of similar items or elements or groups | - |
|---|
| (noun) a formation of military planes maintained over ground operations or targets | - |
| (noun) having the function of uniting a group of similar things | - |
| (noun) a lightweight handheld collapsible canopy | - |
| varicella | (noun) an acute contagious disease caused by herpes varicella zoster virus; causes a rash of vesicles on the face and body | Synonyms: chickenpox |
|---|
| vorticella | (noun) any of various protozoa having a transparent goblet-shaped body with a retractile stalk | - |
|---|