12-Letter Words Containing: T,E,L,L,_

• Any of various typically yellow-brown dinoflagellates (originally grouped as genus Zooxanthella) now assigned to the genera Symbiodinium and Amphidinium, notably found in coral reefs.

• make calm or still

• cause to be calm or quiet as by administering a sedative to

• as an adjective; in an adjectival manner

• bring under collective control; of farms and industrial enterprises

• having become fixed and definite in form

• having both internal structure and external form of a crystal

• Having multiple ancestral sources; referring to a taxon that does not contain the most recent common ancestor of its members.