Found 2 items, similar to sea spider.
English → English (WordNet) Definition: sea spider sea spider n : any of various small spider-like marine arthropods having small thin bodies and long slender legs [syn: pycnogonid]
English → English (gcide) Definition: Sea spider Sea spider \Sea“ spi”der\ (Zo["o]l.) (a) Any maioid crab; a spider crab. See Maioid, and Spider crab , under Spider. (b) Any pycnogonid. [1913 Webster]