DREISSENA

Dreissena, genus Dreissena

(noun) zebra mussels

Source: WordNet® 3.1


Dreis"se*na, n. Etym: [NL. Named after Dreyssen, a Belgian physician.] (Zoöl.)

Definition: A genus of bivalve shells of which one species (D. polymorpha) is often so abundant as to be very troublesome in the fresh waters of Europe.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

7 April 2025

SUPERFETATION

(noun) fertilization of a second ovum after a pregnancy has begun; results in two fetuses of different ages in the uterus at the same time; “superfetation is normal in some animal species”


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Coffee Trivia

Some 16th-century Italian clergymen tried to ban coffee because they believed it to be “satanic.” However, Pope Clement VII loved coffee so much that he lifted the ban and had coffee baptized in 1600.

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