ISOPODA
Isopoda, order Isopoda
(noun) woodlice
Source: WordNet® 3.1
I*sop"o*da, n. pl. Etym: [NL. See Iso-, and -poda.] (Zoöl.)
Definition: An order of sessile-eyed Crustacea, usually having seven pairs
of legs, which are all similar in structure.
Note: The body is usually depressed, with the abdominal segments
short, and often consolidated in part. The branchiæ are on the
abdominal appendages. The group includes the terrestrial pill bugs
and sow bugs, with numerous marine forms. See Arthrostrata, Gribble.
Source: Webster’s Unabridged Dictionary 1913 Edition