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Definitions

hydroid

[hahy-droid] / ˈhaɪ drɔɪd /
NOUN
polyp
Synonyms


Example Sentences

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An example is the colonial hydroid called an Obelia. The sessile polyp form has, in fact, two types of polyps, shown in Figure 3.

From Textbooks • Jan. 1, 2015

Peterson is closely following the work of Daniel Martínez, a biologist at Pomona College and one of the world’s leading hydroid scholars.

From New York Times • Nov. 28, 2012

There are significantly more crab experts, for instance, than hydroid experts.

From New York Times • Nov. 28, 2012

In other hydroid species, the medusa dies after it spawns.

From New York Times • Nov. 28, 2012

This animal, which has been found in N. America and in Germany, possesses both an asexual hydroid and a sexual medusoid generation.

From Freshwater Sponges, Hydroids & Polyzoa by Annandale, Nelson